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- Optimized friendlyUnit() function a little

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This commit is contained in:
Christophe Dumez 2007-03-30 12:47:57 +00:00
parent da2602a632
commit 95bc8e513a
1 changed files with 7 additions and 8 deletions
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15
src/misc.h
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@ -64,21 +64,20 @@ class misc : public QObject{
// use Binary prefix standards from IEC 60027-2 // use Binary prefix standards from IEC 60027-2
// see http://en.wikipedia.org/wiki/Kilobyte // see http://en.wikipedia.org/wiki/Kilobyte
// value must be given in bytes // value must be given in bytes
template <class T> static QString friendlyUnit(const T& value){ static QString friendlyUnit(float val){
char tmp[MAX_CHAR_TMP]; char tmp[MAX_CHAR_TMP];
float val = value; if(val < 0){
if(val <= 0){
return QString(tr("Unknown", "Unknown (size)")); return QString(tr("Unknown", "Unknown (size)"));
} }
QString units[] = {tr("B", "bytes"), tr("KiB", "kibibytes (1024 bytes)"), tr("MiB", "mebibytes (1024 kibibytes)"), tr("GiB", "gibibytes (1024 mibibytes)")}; const QString units[4] = {tr("B", "bytes"), tr("KiB", "kibibytes (1024 bytes)"), tr("MiB", "mebibytes (1024 kibibytes)"), tr("GiB", "gibibytes (1024 mibibytes)")};
for(int i=0; i<5; ++i){ for(unsigned short i=0; i<5; ++i){
if (val < 1024.){ if (val < 1024.){
snprintf(tmp, MAX_CHAR_TMP, "%.1f", (float)val); snprintf(tmp, MAX_CHAR_TMP, "%.1f", val);
return QString(tmp) + " " + units[i]; return QString(tmp) + " " + units[i];
} }
val /= 1024.; val /= 1024.;
} }
snprintf(tmp, MAX_CHAR_TMP, "%.1f", (float)val); snprintf(tmp, MAX_CHAR_TMP, "%.1f", val);
return QString(tmp) + " " + tr("TiB", "tebibytes (1024 gibibytes)"); return QString(tmp) + " " + tr("TiB", "tebibytes (1024 gibibytes)");
} }
@ -199,7 +198,7 @@ class misc : public QObject{
// Take a number of seconds and return an user-friendly // Take a number of seconds and return an user-friendly
// time duration like "1d 2h 10m". // time duration like "1d 2h 10m".
static QString userFriendlyDuration(const long int seconds){ static QString userFriendlyDuration(const long int seconds){
if(seconds <= 0){ if(seconds < 0){
return QString::QString(tr("Unknown")); return QString::QString(tr("Unknown"));
} }
if(seconds < 60){ if(seconds < 60){