mirror of
https://github.com/RGBCube/serenity
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aaa210e6db
This is a nice addition to the outline view, which previously simply displayed the titles of each section. Pages are shown in the first column, but the tree is expanded via the second column, where the title is.
33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Matthew Olsson <mattco@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 <LibGUI/Model.h>
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#include <LibGUI/TreeView.h>
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#include <LibPDF/Document.h>
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class OutlineModel final : public GUI::Model {
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public:
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static ErrorOr<NonnullRefPtr<OutlineModel>> create(NonnullRefPtr<PDF::OutlineDict> const& outline);
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void set_index_open_state(const GUI::ModelIndex& index, bool is_open);
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virtual int row_count(const GUI::ModelIndex&) const override;
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virtual int column_count(const GUI::ModelIndex&) const override;
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virtual int tree_column() const override;
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virtual GUI::Variant data(const GUI::ModelIndex& index, GUI::ModelRole role) const override;
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virtual GUI::ModelIndex parent_index(const GUI::ModelIndex&) const override;
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virtual GUI::ModelIndex index(int row, int column, const GUI::ModelIndex&) const override;
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private:
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OutlineModel(NonnullRefPtr<PDF::OutlineDict> const& outline);
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GUI::Icon m_closed_item_icon;
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GUI::Icon m_open_item_icon;
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NonnullRefPtr<PDF::OutlineDict> m_outline;
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HashTable<PDF::OutlineItem*> m_open_outline_items;
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};
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