mirror of
https://github.com/SerenityOS/serenity
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69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2018-2020, Adam Hodgen <ant1441@gmail.com>
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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/HashMap.h>
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#include <AK/JsonObject.h>
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#include <LibGUI/Model.h>
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#include <LibWeb/CSS/Selector.h>
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#include <LibWeb/Forward.h>
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namespace WebView {
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class DOMTreeModel final : public GUI::Model {
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public:
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static NonnullRefPtr<DOMTreeModel> create(StringView dom_tree, GUI::TreeView& tree_view)
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{
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auto json_or_error = JsonValue::from_string(dom_tree).release_value_but_fixme_should_propagate_errors();
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return adopt_ref(*new DOMTreeModel(json_or_error.as_object(), &tree_view));
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}
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static NonnullRefPtr<DOMTreeModel> create(StringView dom_tree)
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{
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auto json_or_error = JsonValue::from_string(dom_tree).release_value_but_fixme_should_propagate_errors();
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return adopt_ref(*new DOMTreeModel(json_or_error.as_object(), nullptr));
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}
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virtual ~DOMTreeModel() override;
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virtual int row_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override;
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virtual int column_count(const GUI::ModelIndex& = GUI::ModelIndex()) const override;
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virtual GUI::Variant data(const GUI::ModelIndex&, GUI::ModelRole) const override;
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virtual GUI::ModelIndex index(int row, int column, const GUI::ModelIndex& parent = GUI::ModelIndex()) const override;
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virtual GUI::ModelIndex parent_index(const GUI::ModelIndex&) const override;
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GUI::ModelIndex index_for_node(i32 node_id, Optional<Web::CSS::Selector::PseudoElement> pseudo_element) const;
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private:
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DOMTreeModel(JsonObject, GUI::TreeView*);
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ALWAYS_INLINE JsonObject const* get_parent(JsonObject const& o) const
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{
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auto parent_node = m_dom_node_to_parent_map.get(&o);
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VERIFY(parent_node.has_value());
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return *parent_node;
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}
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ALWAYS_INLINE static Optional<JsonArray const&> const get_children(JsonObject const& o)
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{
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return o.get_array("children"sv);
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}
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void map_dom_nodes_to_parent(JsonObject const* parent, JsonObject const* child);
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GUI::TreeView* m_tree_view { nullptr };
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GUI::Icon m_document_icon;
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GUI::Icon m_element_icon;
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GUI::Icon m_text_icon;
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JsonObject m_dom_tree;
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HashMap<JsonObject const*, JsonObject const*> m_dom_node_to_parent_map;
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HashMap<i32, JsonObject const*> m_node_id_to_dom_node_map;
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};
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}
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