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// **************************************************************************
// * This file is part of the FreeFileSync project. It is distributed under *
// * GNU General Public License: http://www.gnu.org/licenses/gpl.html *
// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de) *
// **************************************************************************
#include "format_unit.h"
#include <zen/basic_math.h>
#include <zen/i18n.h>
#include <cwchar> //swprintf
#include <ctime>
#include <cstdio>
#ifdef FFS_WIN
#include <zen/win.h> //includes "windows.h"
#include <zen/win_ver.h>
#endif
namespace
{
inline
size_t getDigitCount(size_t number)
{
return number == 0 ? 1 : static_cast<size_t>(std::log10(static_cast<double>(number))) + 1;
} //count number of digits
}
std::wstring zen::filesizeToShortString(UInt64 size)
{
if (to<Int64>(size) < 0) return _("Error");
if (size <= 999U)
return replaceCpy(_P("1 Byte", "%x Bytes", to<int>(size)),
L"%x",
toString<std::wstring>(size));
else
{
double filesize = to<double>(size);
filesize /= 1024;
std::wstring output = _("%x KB");
if (filesize > 999)
{
filesize /= 1024;
output = _("%x MB");
if (filesize > 999)
{
filesize /= 1024;
output = _("%x GB");
if (filesize > 999)
{
filesize /= 1024;
output = _("%x TB");
if (filesize > 999)
{
filesize /= 1024;
output = _("%x PB");
}
}
}
}
//print just three significant digits: 0,01 | 0,11 | 1,11 | 11,1 | 111
const size_t leadDigitCount = getDigitCount(static_cast<size_t>(filesize)); //number of digits before decimal point
if (leadDigitCount == 0 || leadDigitCount > 3)
return _("Error");
wchar_t buffer[50];
#ifdef __MINGW32__
int charsWritten = ::snwprintf(buffer, 50, L"%.*f", static_cast<int>(3 - leadDigitCount), filesize); //MinGW does not comply to the C standard here
#else
int charsWritten = std::swprintf(buffer, 50, L"%.*f", static_cast<int>(3 - leadDigitCount), filesize);
#endif
return charsWritten > 0 ? replaceCpy(output, L"%x", std::wstring(buffer, charsWritten)) : _("Error");
}
}
enum UnitRemTime
{
URT_SEC,
URT_MIN,
URT_HOUR,
URT_DAY
};
std::wstring zen::remainingTimeToShortString(double timeInSec)
{
double remainingTime = timeInSec;
//determine preferred unit
UnitRemTime unit = URT_SEC;
if (remainingTime > 59)
{
unit = URT_MIN;
remainingTime /= 60;
if (remainingTime > 59)
{
unit = URT_HOUR;
remainingTime /= 60;
if (remainingTime > 23)
{
unit = URT_DAY;
remainingTime /= 24;
}
}
}
int formattedTime = numeric::round(remainingTime);
//reduce precision to 5 seconds
if (unit == URT_SEC)
formattedTime = static_cast<int>(std::ceil(formattedTime / 5.0) * 5);
//generate output message
std::wstring output;
switch (unit)
{
case URT_SEC:
output = _P("1 sec", "%x sec", formattedTime);
break;
case URT_MIN:
output = _P("1 min", "%x min", formattedTime);
break;
case URT_HOUR:
output = _P("1 hour", "%x hours", formattedTime);
break;
case URT_DAY:
output = _P("1 day", "%x days", formattedTime);
break;
}
return replaceCpy(output, L"%x", zen::toString<std::wstring>(formattedTime));
}
std::wstring zen::percentageToShortString(double fraction)
{
return replaceCpy(_("%x%"), L"%x", printNumber<std::wstring>(L"%3.2f", fraction * 100.0), false);
}
std::wstring zen::ffs_Impl::includeNumberSeparator(const std::wstring& number)
{
std::wstring output(number);
for (size_t i = output.size(); i > 3; i -= 3)
output.insert(i - 3, zen::getThousandsSeparator());
return output;
}
/*
#include <wx/scrolwin.h>
void zen::scrollToBottom(wxScrolledWindow* scrWindow)
{
int height = 0;
scrWindow->GetClientSize(NULL, &height);
int pixelPerLine = 0;
scrWindow->GetScrollPixelsPerUnit(NULL, &pixelPerLine);
if (height > 0 && pixelPerLine > 0)
{
const int scrollLinesTotal = scrWindow->GetScrollLines(wxVERTICAL);
const int scrollLinesOnScreen = height / pixelPerLine;
const int scrollPosBottom = scrollLinesTotal - scrollLinesOnScreen;
if (0 <= scrollPosBottom)
scrWindow->Scroll(0, scrollPosBottom);
}
}
*/
#ifdef FFS_WIN
namespace
{
const bool useNewLocalTimeCalculation = zen::vistaOrLater();
}
#endif
std::wstring zen::utcToLocalTimeString(Int64 utcTime)
{
#ifdef FFS_WIN
FILETIME lastWriteTimeUtc = tofiletime(utcTime); //convert ansi C time to FILETIME
SYSTEMTIME systemTimeLocal = {};
if (useNewLocalTimeCalculation) //use DST setting from source date (like in Windows 7, see http://msdn.microsoft.com/en-us/library/ms724277(VS.85).aspx)
{
SYSTEMTIME systemTimeUtc = {};
if (!::FileTimeToSystemTime(&lastWriteTimeUtc, //__in const FILETIME *lpFileTime,
&systemTimeUtc)) //__out LPSYSTEMTIME lpSystemTime
return _("Error");
if (!::SystemTimeToTzSpecificLocalTime(NULL, //__in_opt LPTIME_ZONE_INFORMATION lpTimeZone,
&systemTimeUtc, //__in LPSYSTEMTIME lpUniversalTime,
&systemTimeLocal)) //__out LPSYSTEMTIME lpLocalTime
return _("Error");
}
else //use DST setting (like in Windows 2000 and XP)
{
FILETIME fileTimeLocal = {};
if (!::FileTimeToLocalFileTime(&lastWriteTimeUtc, //pointer to UTC file time to convert
&fileTimeLocal)) //pointer to converted file time
return _("Error");
if (!::FileTimeToSystemTime(&fileTimeLocal, //pointer to file time to convert
&systemTimeLocal)) //pointer to structure to receive system time
return _("Error");
}
struct tm loc = {};
loc.tm_year = systemTimeLocal.wYear - 1900;
loc.tm_mon = systemTimeLocal.wMonth - 1;
loc.tm_mday = systemTimeLocal.wDay;
loc.tm_hour = systemTimeLocal.wHour;
loc.tm_min = systemTimeLocal.wMinute;
loc.tm_sec = systemTimeLocal.wSecond;
const struct tm* timePtr = &loc;
#elif defined FFS_LINUX
const time_t fileTime = to<time_t>(utcTime);
const struct tm* timePtr = ::localtime(&fileTime); //convert to local time
#endif
wchar_t buffer[1000];
size_t charsWritten = std::wcsftime(buffer, 1000, L"%x %X", timePtr);
return std::wstring(buffer, charsWritten);
}
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