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Serenity Operating System
1/*
2 * Copyright (c) 2019-2020, Jesse Buhgaiar <jooster669@gmail.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include <AK/NonnullRefPtr.h>
30#include <AK/Vector.h>
31#include <LibGUI/Model.h>
32
33template<typename T>
34class ItemListModel final : public GUI::Model {
35public:
36 static NonnullRefPtr<ItemListModel> create(Vector<T>& data) { return adopt(*new ItemListModel<T>(data)); }
37
38 virtual ~ItemListModel() override {}
39
40 virtual int row_count(const GUI::ModelIndex&) const override
41 {
42 return m_data.size();
43 }
44
45 virtual int column_count(const GUI::ModelIndex&) const override
46 {
47 return 1;
48 }
49
50 virtual String column_name(int) const override
51 {
52 return "Data";
53 }
54
55 virtual ColumnMetadata column_metadata(int) const override
56 {
57 return { 70, Gfx::TextAlignment::CenterLeft };
58 }
59
60 virtual GUI::Variant data(const GUI::ModelIndex& index, Role role = Role::Display) const override
61 {
62 if (role == Role::Display)
63 return m_data.at(index.row());
64
65 return {};
66 }
67
68 virtual void update() override
69 {
70 did_update();
71 }
72
73private:
74 explicit ItemListModel(Vector<T>& data)
75 : m_data(data)
76 {
77 }
78
79 Vector<T>& m_data;
80};