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28
29#include <QtCore/QStorageInfo>
30
31void printVolumes(const QList<QStorageInfo> &volumes, int (*printer)(const char *, ...))
32{
33 // Sample output:
34 // Filesystem (Type) Size Available BSize Label Mounted on
35 // /dev/sda2 (ext4) RO 388480 171218 1024 /boot
36 // /dev/mapper/system-root (btrfs) RW
37 // 214958080 39088272 4096 /
38 // /dev/disk1s2 (hfs) RW 488050672 419909696 4096 Macintosh HD2 /Volumes/Macintosh HD2
39
40 printer("Filesystem (Type) Size Available BSize Label Mounted on\n");
41 foreach (const QStorageInfo &info, volumes) {
42 QByteArray fsAndType = info.device();
43 if (info.fileSystemType() != fsAndType)
44 fsAndType += " (" + info.fileSystemType() + ')';
45
46 printer("%-19s R%c ", fsAndType.constData(), info.isReadOnly() ? 'O' : 'W');
47 if (fsAndType.size() > 19)
48 printer("\n%23s", "");
49
50 printer("%10llu %10llu %5u ", info.bytesTotal() / 1024, info.bytesFree() / 1024, info.blockSize());
51 if (!info.subvolume().isEmpty())
52 printer("subvol=%-18s ", qPrintable(info.subvolume()));
53 else
54 printer("%-25s ", qPrintable(info.name()));
55 printer("%s\n", qPrintable(info.rootPath()));
56 }
57}
58

source code of qtbase/tests/manual/qstorageinfo/printvolumes.cpp