Differential D14998 Diff 40218 thumbnail/appimagecreator.cpp

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thumbnail/appimagecreator.cpp

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		1		/*
		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		}