diff options
Diffstat (limited to 'Libraries/LibWeb/DOM/Node.cpp')
| -rw-r--r-- | Libraries/LibWeb/DOM/Node.cpp | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/Libraries/LibWeb/DOM/Node.cpp b/Libraries/LibWeb/DOM/Node.cpp deleted file mode 100644 index 6890e4fda5..0000000000 --- a/Libraries/LibWeb/DOM/Node.cpp +++ /dev/null @@ -1,263 +0,0 @@ -/* - * Copyright (c) 2018-2020, 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. - */ - -#include <AK/StringBuilder.h> -#include <LibJS/AST.h> -#include <LibJS/Runtime/Function.h> -#include <LibJS/Runtime/ScriptFunction.h> -#include <LibWeb/Bindings/EventWrapper.h> -#include <LibWeb/Bindings/EventWrapperFactory.h> -#include <LibWeb/Bindings/NodeWrapper.h> -#include <LibWeb/Bindings/NodeWrapperFactory.h> -#include <LibWeb/CSS/StyleResolver.h> -#include <LibWeb/DOM/Element.h> -#include <LibWeb/DOM/Event.h> -#include <LibWeb/DOM/EventDispatcher.h> -#include <LibWeb/DOM/EventListener.h> -#include <LibWeb/DOM/Node.h> -#include <LibWeb/DOM/ShadowRoot.h> -#include <LibWeb/HTML/HTMLAnchorElement.h> -#include <LibWeb/Layout/BlockBox.h> -#include <LibWeb/Layout/InitialContainingBlockBox.h> -#include <LibWeb/Layout/InlineNode.h> -#include <LibWeb/Layout/Node.h> -#include <LibWeb/Layout/TextNode.h> - -//#define EVENT_DEBUG - -namespace Web::DOM { - -Node::Node(Document& document, NodeType type) - : EventTarget(static_cast<Bindings::ScriptExecutionContext&>(document)) - , m_document(&document) - , m_type(type) -{ - if (!is_document()) - m_document->ref_from_node({}); -} - -Node::~Node() -{ - ASSERT(m_deletion_has_begun); - if (layout_node() && layout_node()->parent()) - layout_node()->parent()->remove_child(*layout_node()); - - if (!is_document()) - m_document->unref_from_node({}); -} - -const HTML::HTMLAnchorElement* Node::enclosing_link_element() const -{ - for (auto* node = this; node; node = node->parent()) { - if (is<HTML::HTMLAnchorElement>(*node) && downcast<HTML::HTMLAnchorElement>(*node).has_attribute(HTML::AttributeNames::href)) - return downcast<HTML::HTMLAnchorElement>(node); - } - return nullptr; -} - -const HTML::HTMLElement* Node::enclosing_html_element() const -{ - return first_ancestor_of_type<HTML::HTMLElement>(); -} - -String Node::text_content() const -{ - StringBuilder builder; - for (auto* child = first_child(); child; child = child->next_sibling()) { - builder.append(child->text_content()); - } - return builder.to_string(); -} - -void Node::set_text_content(const String& content) -{ - if (is_text()) { - downcast<Text>(this)->set_data(content); - } else { - remove_all_children(); - append_child(document().create_text_node(content)); - } - - set_needs_style_update(true); - document().invalidate_layout(); -} - -RefPtr<Layout::Node> Node::create_layout_node() -{ - return nullptr; -} - -void Node::invalidate_style() -{ - for_each_in_subtree_of_type<Element>([&](auto& element) { - element.set_needs_style_update(true); - return IterationDecision::Continue; - }); - document().schedule_style_update(); -} - -bool Node::is_link() const -{ - return enclosing_link_element(); -} - -bool Node::dispatch_event(NonnullRefPtr<Event> event) -{ - return EventDispatcher::dispatch(*this, event); -} - -String Node::child_text_content() const -{ - if (!is<ParentNode>(*this)) - return String::empty(); - - StringBuilder builder; - downcast<ParentNode>(*this).for_each_child([&](auto& child) { - if (is<Text>(child)) - builder.append(downcast<Text>(child).text_content()); - }); - return builder.build(); -} - -Node* Node::root() -{ - Node* root = this; - while (root->parent()) - root = root->parent(); - return root; -} - -Node* Node::shadow_including_root() -{ - auto node_root = root(); - if (is<ShadowRoot>(node_root)) - return downcast<ShadowRoot>(node_root)->host()->shadow_including_root(); - return node_root; -} - -bool Node::is_connected() const -{ - return shadow_including_root() && shadow_including_root()->is_document(); -} - -Element* Node::parent_element() -{ - if (!parent() || !is<Element>(parent())) - return nullptr; - return downcast<Element>(parent()); -} - -const Element* Node::parent_element() const -{ - if (!parent() || !is<Element>(parent())) - return nullptr; - return downcast<Element>(parent()); -} - -RefPtr<Node> Node::append_child(NonnullRefPtr<Node> node, bool notify) -{ - if (&node->document() != &document()) - document().adopt_node(node); - TreeNode<Node>::append_child(node, notify); - return node; -} - -RefPtr<Node> Node::insert_before(NonnullRefPtr<Node> node, RefPtr<Node> child, bool notify) -{ - if (!child) - return append_child(move(node), notify); - if (child->parent_node() != this) { - dbgln("FIXME: Trying to insert_before() a bogus child"); - return nullptr; - } - if (&node->document() != &document()) - document().adopt_node(node); - TreeNode<Node>::insert_before(node, child, notify); - return node; -} - -void Node::set_document(Badge<Document>, Document& document) -{ - if (m_document == &document) - return; - document.ref_from_node({}); - m_document->unref_from_node({}); - m_document = &document; -} - -bool Node::is_editable() const -{ - return parent() && parent()->is_editable(); -} - -Bindings::EventTargetWrapper* Node::create_wrapper(JS::GlobalObject& global_object) -{ - return wrap(global_object, *this); -} - -void Node::removed_last_ref() -{ - if (is<Document>(*this)) { - downcast<Document>(*this).removed_last_ref(); - return; - } - m_deletion_has_begun = true; - delete this; -} - -void Node::set_layout_node(Badge<Layout::Node>, Layout::Node* layout_node) const -{ - if (layout_node) - m_layout_node = layout_node->make_weak_ptr(); - else - m_layout_node = nullptr; -} - -EventTarget* Node::get_parent(const Event&) -{ - // FIXME: returns the node’s assigned slot, if node is assigned, and node’s parent otherwise. - return parent(); -} - -void Node::set_needs_style_update(bool value) -{ - if (m_needs_style_update == value) - return; - m_needs_style_update = value; - - if (m_needs_style_update) { - for (auto* ancestor = parent(); ancestor; ancestor = ancestor->parent()) - ancestor->m_child_needs_style_update = true; - document().schedule_style_update(); - } -} - -void Node::inserted_into(Node&) -{ - set_needs_style_update(true); -} - -} |