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https://github.com/RGBCube/serenity
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LibWeb: Rename directory LibHTML => LibWeb
Let's rename this to LibWeb since it aims to provide more parts of the web platform than just HTML. :^)
This commit is contained in:
Andreas Kling
parent
7a6c4a72d5
commit
830a57c6b2
158 changed files with 360 additions and 360 deletions
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/FileSystemPath.h>
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#include <AK/StringBuilder.h>
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#include <LibCore/Timer.h>
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#include <LibGUI/Application.h>
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#include <LibHTML/CSS/StyleResolver.h>
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#include <LibHTML/DOM/Document.h>
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#include <LibHTML/DOM/DocumentType.h>
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#include <LibHTML/DOM/Element.h>
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#include <LibHTML/DOM/ElementFactory.h>
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#include <LibHTML/DOM/HTMLBodyElement.h>
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#include <LibHTML/DOM/HTMLHeadElement.h>
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#include <LibHTML/DOM/HTMLHtmlElement.h>
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#include <LibHTML/DOM/HTMLTitleElement.h>
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#include <LibHTML/Frame.h>
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#include <LibHTML/HtmlView.h>
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#include <LibHTML/Layout/LayoutDocument.h>
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#include <LibHTML/Layout/LayoutTreeBuilder.h>
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#include <stdio.h>
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namespace Web {
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Document::Document()
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: ParentNode(*this, NodeType::DOCUMENT_NODE)
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, m_style_resolver(make<StyleResolver>(*this))
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{
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m_style_update_timer = Core::Timer::construct();
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m_style_update_timer->set_single_shot(true);
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m_style_update_timer->set_interval(0);
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m_style_update_timer->on_timeout = [this] {
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update_style();
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};
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}
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Document::~Document()
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{
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}
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void Document::schedule_style_update()
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{
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if (m_style_update_timer->is_active())
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return;
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m_style_update_timer->start();
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}
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bool Document::is_child_allowed(const Node& node) const
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{
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switch (node.type()) {
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case NodeType::DOCUMENT_NODE:
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case NodeType::TEXT_NODE:
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return false;
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case NodeType::COMMENT_NODE:
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return true;
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case NodeType::DOCUMENT_TYPE_NODE:
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return !first_child_of_type<DocumentType>();
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case NodeType::ELEMENT_NODE:
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return !first_child_of_type<Element>();
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default:
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return false;
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}
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}
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void Document::fixup()
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{
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if (!first_child() || !is<DocumentType>(*first_child()))
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prepend_child(adopt(*new DocumentType(*this)));
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if (is<HTMLHtmlElement>(first_child()->next_sibling()))
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return;
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auto body = create_element(*this, "body");
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auto html = create_element(*this, "html");
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html->append_child(body);
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this->donate_all_children_to(body);
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this->append_child(html);
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}
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const HTMLHtmlElement* Document::document_element() const
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{
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return first_child_of_type<HTMLHtmlElement>();
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}
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const HTMLHeadElement* Document::head() const
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{
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auto* html = document_element();
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if (!html)
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return nullptr;
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return html->first_child_of_type<HTMLHeadElement>();
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}
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const HTMLBodyElement* Document::body() const
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{
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auto* html = document_element();
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if (!html)
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return nullptr;
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return html->first_child_of_type<HTMLBodyElement>();
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}
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String Document::title() const
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{
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auto* head_element = head();
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if (!head_element)
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return {};
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auto* title_element = head_element->first_child_of_type<HTMLTitleElement>();
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if (!title_element)
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return {};
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return title_element->text_content();
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}
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void Document::attach_to_frame(Badge<Frame>, Frame& frame)
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{
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m_frame = frame.make_weak_ptr();
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layout();
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}
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void Document::detach_from_frame(Badge<Frame>, Frame&)
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{
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m_layout_root = nullptr;
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m_frame = nullptr;
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}
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Color Document::background_color(const Palette& palette) const
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{
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auto default_color = palette.base();
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auto* body_element = body();
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if (!body_element)
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return default_color;
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auto* body_layout_node = body_element->layout_node();
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if (!body_layout_node)
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return default_color;
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auto background_color = body_layout_node->style().property(CSS::PropertyID::BackgroundColor);
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if (!background_color.has_value() || !background_color.value()->is_color())
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return default_color;
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return background_color.value()->to_color(*this);
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}
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RefPtr<Gfx::Bitmap> Document::background_image() const
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{
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auto* body_element = body();
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if (!body_element)
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return {};
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auto* body_layout_node = body_element->layout_node();
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if (!body_layout_node)
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return {};
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auto background_image = body_layout_node->style().property(CSS::PropertyID::BackgroundImage);
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if (!background_image.has_value() || !background_image.value()->is_image())
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return {};
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auto& image_value = static_cast<const ImageStyleValue&>(*background_image.value());
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if (!image_value.bitmap())
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return {};
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return *image_value.bitmap();
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}
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URL Document::complete_url(const String& string) const
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{
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return m_url.complete_url(string);
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}
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void Document::force_layout()
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{
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m_layout_root = nullptr;
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layout();
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}
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void Document::layout()
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{
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if (!m_layout_root) {
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LayoutTreeBuilder tree_builder;
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m_layout_root = tree_builder.build(*this);
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}
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m_layout_root->layout();
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m_layout_root->set_needs_display();
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}
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void Document::update_style()
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{
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for_each_in_subtree_of_type<Element>([&](auto& element) {
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if (element.needs_style_update())
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element.recompute_style();
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return IterationDecision::Continue;
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});
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update_layout();
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}
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void Document::update_layout()
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{
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if (!frame())
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return;
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layout();
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if (on_layout_updated)
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on_layout_updated();
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}
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RefPtr<LayoutNode> Document::create_layout_node(const StyleProperties*) const
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{
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return adopt(*new LayoutDocument(*this, StyleProperties::create()));
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}
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void Document::set_link_color(Color color)
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{
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m_link_color = color;
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}
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void Document::set_active_link_color(Color color)
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{
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m_active_link_color = color;
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}
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void Document::set_visited_link_color(Color color)
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{
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m_visited_link_color = color;
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}
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const LayoutDocument* Document::layout_node() const
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{
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return static_cast<const LayoutDocument*>(Node::layout_node());
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}
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LayoutDocument* Document::layout_node()
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{
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return static_cast<LayoutDocument*>(Node::layout_node());
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}
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void Document::set_inspected_node(Node* node)
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{
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if (m_inspected_node == node)
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return;
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if (m_inspected_node && m_inspected_node->layout_node())
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m_inspected_node->layout_node()->set_needs_display();
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m_inspected_node = node;
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if (m_inspected_node && m_inspected_node->layout_node())
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m_inspected_node->layout_node()->set_needs_display();
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}
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void Document::set_hovered_node(Node* node)
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{
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if (m_hovered_node == node)
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return;
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RefPtr<Node> old_hovered_node = move(m_hovered_node);
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m_hovered_node = node;
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invalidate_style();
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}
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const Element* Document::get_element_by_id(const String& id) const
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{
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const Element* found_element = nullptr;
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for_each_in_subtree_of_type<Element>([&](auto& element) {
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if (element.attribute("id") == id) {
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found_element = &element;
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return IterationDecision::Break;
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}
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return IterationDecision::Continue;
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});
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return found_element;
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}
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Vector<const Element*> Document::get_elements_by_name(const String& name) const
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{
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Vector<const Element*> elements;
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for_each_in_subtree_of_type<Element>([&](auto& element) {
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if (element.attribute("name") == name)
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elements.append(&element);
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return IterationDecision::Continue;
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});
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return elements;
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}
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Color Document::link_color() const
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{
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if (m_link_color.has_value())
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return m_link_color.value();
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if (!frame())
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return Color::Blue;
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return frame()->html_view()->palette().link();
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}
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Color Document::active_link_color() const
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{
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if (m_active_link_color.has_value())
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return m_active_link_color.value();
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if (!frame())
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return Color::Red;
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return frame()->html_view()->palette().active_link();
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}
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Color Document::visited_link_color() const
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{
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if (m_visited_link_color.has_value())
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return m_visited_link_color.value();
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if (!frame())
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return Color::Magenta;
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return frame()->html_view()->palette().visited_link();
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}
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}
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