qt6windows7/tests/manual/qstorageinfo/printvolumes.cpp

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2023-10-30 06:33:08 +08:00
// Copyright (C) 2016 Intel Corporation
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtCore/QStorageInfo>
void printVolumes(const QList<QStorageInfo> &volumes, int (*printer)(const char *, ...))
{
// Sample output:
// Filesystem (Type) Size Available BSize Label Mounted on
// /dev/sda2 (ext4) RO 388480 171218 1024 /boot
// /dev/mapper/system-root (btrfs) RW
// 214958080 39088272 4096 /
// /dev/disk1s2 (hfs) RW 488050672 419909696 4096 Macintosh HD2 /Volumes/Macintosh HD2
printer("Filesystem (Type) Size Available BSize Label Mounted on\n");
foreach (const QStorageInfo &info, volumes) {
QByteArray fsAndType = info.device();
if (info.fileSystemType() != fsAndType)
fsAndType += " (" + info.fileSystemType() + ')';
printer("%-19s R%c ", fsAndType.constData(), info.isReadOnly() ? 'O' : 'W');
if (fsAndType.size() > 19)
printer("\n%23s", "");
printer("%10llu %10llu %5u ", info.bytesTotal() / 1024, info.bytesFree() / 1024, info.blockSize());
if (!info.subvolume().isEmpty())
printer("subvol=%-18s ", qPrintable(info.subvolume()));
else
printer("%-25s ", qPrintable(info.name()));
printer("%s\n", qPrintable(info.rootPath()));
}
}