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thumbnail/appimagecreator.cpp
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1 | /* | ||||
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2 | * Copyright (c) 2018 Kai Uwe Broulik <kde@broulik.de> | ||||
3 | * | ||||
4 | * This program is free software; you can redistribute it and/or | ||||
5 | * modify it under the terms of the GNU General Public License as | ||||
6 | * published by the Free Software Foundation; either version 2 of | ||||
7 | * the License or (at your option) version 3 or any later version | ||||
8 | * accepted by the membership of KDE e.V. (or its successor approved | ||||
9 | * by the membership of KDE e.V.), which shall act as a proxy | ||||
10 | * defined in Section 14 of version 3 of the license. | ||||
11 | * | ||||
12 | * This program is distributed in the hope that it will be useful, | ||||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||||
15 | * GNU General Public License for more details. | ||||
16 | * | ||||
17 | * You should have received a copy of the GNU General Public License | ||||
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||||
19 | */ | ||||
20 | | ||||
21 | #include "appimagecreator.h" | ||||
22 | | ||||
23 | #include <QImage> | ||||
24 | #include <QTemporaryFile> | ||||
25 | | ||||
26 | #include <appimage/appimage.h> | ||||
27 | | ||||
28 | extern "C" | ||||
29 | { | ||||
30 | Q_DECL_EXPORT ThumbCreator *new_creator() | ||||
31 | { | ||||
32 | return new AppImageCreator; | ||||
33 | } | ||||
34 | } | ||||
35 | | ||||
36 | AppImageCreator::AppImageCreator() = default; | ||||
37 | AppImageCreator::~AppImageCreator() = default; | ||||
38 | | ||||
39 | bool AppImageCreator::create(const QString &path, int width, int height, QImage &image) | ||||
40 | { | ||||
41 | // We just load the .DirIcon verbatim and let the PreviewJob figure out scaling to required size if needed | ||||
42 | Q_UNUSED(width); | ||||
43 | Q_UNUSED(height); | ||||
44 | | ||||
45 | QTemporaryFile file; | ||||
46 | if (!file.open()) { | ||||
47 | return false; | ||||
48 | } | ||||
49 | | ||||
50 | appimage_extract_file_following_symlinks(qUtf8Printable(path), | ||||
51 | ".DirIcon", | ||||
52 | qUtf8Printable(file.fileName())); | ||||
53 | | ||||
54 | if (!image.load(file.fileName())) { | ||||
55 | return false; | ||||
56 | } | ||||
57 | | ||||
58 | return true; | ||||
59 | } | ||||
60 | | ||||
61 | ThumbCreator::Flags AppImageCreator::flags() const | ||||
62 | { | ||||
63 | return None; | ||||
64 | } |