bool
LX16xxConfigWidget::SaveUnsignedSetting(LX1600::Setting key, unsigned idx,
LX1600::SettingsMap &settings)
{
const std::string old_value = device.GetLX16xxSetting(key);
unsigned value = ParseUnsigned(old_value.c_str());
if (!SaveValue(idx, value))
return false;
NarrowString<32> buffer;
buffer.UnsafeFormat("%u", value);
settings[key] = std::string(buffer.c_str(), buffer.end());
return true;
}
bool
LX16xxConfigWidget::SaveFixedEnumSetting(LX1600::Setting key, unsigned idx,
LX1600::SettingsMap &settings,
unsigned factor)
{
const std::string old_value = device.GetLX16xxSetting(key);
unsigned value = unsigned(ParseDouble(old_value.c_str()) * factor);
if (!SaveValue(idx, value))
return false;
NarrowString<32> buffer;
buffer.UnsafeFormat("%.2f", (double)value / factor);
settings[key] = std::string(buffer.c_str(), buffer.end());
return true;
}
NarrowString toUpper (const NarrowString & nstr)
{
NarrowString retval (nstr);
std::transform (retval.begin (), retval.end (), retval.begin (), trueUpper);
return retval;
}
NarrowString toLower (const NarrowString & nstr)
{
NarrowString retval (nstr.c_str());
std::transform (retval.begin (), retval.end (), retval.begin (), trueLower);
return retval;
}