diff options
Diffstat (limited to 'src/qt/bitcoinunits.cpp')
| -rw-r--r-- | src/qt/bitcoinunits.cpp | 107 |
1 files changed, 74 insertions, 33 deletions
diff --git a/src/qt/bitcoinunits.cpp b/src/qt/bitcoinunits.cpp index 2fed443cf2..6f506d3f25 100644 --- a/src/qt/bitcoinunits.cpp +++ b/src/qt/bitcoinunits.cpp @@ -4,6 +4,8 @@ #include "bitcoinunits.h" +#include "core.h" + #include <QStringList> BitcoinUnits::BitcoinUnits(QObject *parent): @@ -34,6 +36,17 @@ bool BitcoinUnits::valid(int unit) } } +QString BitcoinUnits::id(int unit) +{ + switch(unit) + { + case BTC: return QString("btc"); + case mBTC: return QString("mbtc"); + case uBTC: return QString("ubtc"); + default: return QString("???"); + } +} + QString BitcoinUnits::name(int unit) { switch(unit) @@ -50,8 +63,8 @@ QString BitcoinUnits::description(int unit) switch(unit) { case BTC: return QString("Bitcoins"); - case mBTC: return QString("Milli-Bitcoins (1 / 1,000)"); - case uBTC: return QString("Micro-Bitcoins (1 / 1,000,000)"); + case mBTC: return QString("Milli-Bitcoins (1 / 1" THIN_SP_UTF8 "000)"); + case uBTC: return QString("Micro-Bitcoins (1 / 1" THIN_SP_UTF8 "000" THIN_SP_UTF8 "000)"); default: return QString("???"); } } @@ -67,28 +80,6 @@ qint64 BitcoinUnits::factor(int unit) } } -qint64 BitcoinUnits::maxAmount(int unit) -{ - switch(unit) - { - case BTC: return Q_INT64_C(21000000); - case mBTC: return Q_INT64_C(21000000000); - case uBTC: return Q_INT64_C(21000000000000); - default: return 0; - } -} - -int BitcoinUnits::amountDigits(int unit) -{ - switch(unit) - { - case BTC: return 8; // 21,000,000 (# digits, without commas) - case mBTC: return 11; // 21,000,000,000 - case uBTC: return 14; // 21,000,000,000,000 - default: return 0; - } -} - int BitcoinUnits::decimals(int unit) { switch(unit) @@ -100,7 +91,7 @@ int BitcoinUnits::decimals(int unit) } } -QString BitcoinUnits::format(int unit, qint64 n, bool fPlus) +QString BitcoinUnits::format(int unit, qint64 n, bool fPlus, SeparatorStyle separators) { // Note: not using straight sprintf here because we do NOT want // localized number formatting. @@ -114,11 +105,20 @@ QString BitcoinUnits::format(int unit, qint64 n, bool fPlus) QString quotient_str = QString::number(quotient); QString remainder_str = QString::number(remainder).rightJustified(num_decimals, '0'); - // Right-trim excess zeros after the decimal point - int nTrim = 0; - for (int i = remainder_str.size()-1; i>=2 && (remainder_str.at(i) == '0'); --i) - ++nTrim; - remainder_str.chop(nTrim); + // Use SI-stule separators as these are locale indendent and can't be + // confused with the decimal marker. Rule is to use a thin space every + // three digits on *both* sides of the decimal point - but only if there + // are five or more digits + QChar thin_sp(THIN_SP_CP); + int q_size = quotient_str.size(); + if (separators == separatorAlways || (separators == separatorStandard && q_size > 4)) + for (int i = 3; i < q_size; i += 3) + quotient_str.insert(q_size - i, thin_sp); + + int r_size = remainder_str.size(); + if (separators == separatorAlways || (separators == separatorStandard && r_size > 4)) + for (int i = 3, adj = 0; i < r_size ; i += 3, adj++) + remainder_str.insert(i + adj, thin_sp); if (n < 0) quotient_str.insert(0, '-'); @@ -127,17 +127,43 @@ QString BitcoinUnits::format(int unit, qint64 n, bool fPlus) return quotient_str + QString(".") + remainder_str; } -QString BitcoinUnits::formatWithUnit(int unit, qint64 amount, bool plussign) + +// TODO: Review all remaining calls to BitcoinUnits::formatWithUnit to +// TODO: determine whether the output is used in a plain text context +// TODO: or an HTML context (and replace with +// TODO: BtcoinUnits::formatHtmlWithUnit in the latter case). Hopefully +// TODO: there aren't instances where the result could be used in +// TODO: either context. + +// NOTE: Using formatWithUnit in an HTML context risks wrapping +// quantities at the thousands separator. More subtly, it also results +// in a standard space rather than a thin space, due to a bug in Qt's +// XML whitespace canonicalisation +// +// Please take care to use formatHtmlWithUnit instead, when +// appropriate. + +QString BitcoinUnits::formatWithUnit(int unit, qint64 amount, bool plussign, SeparatorStyle separators) { - return format(unit, amount, plussign) + QString(" ") + name(unit); + return format(unit, amount, plussign, separators) + QString(" ") + name(unit); } +QString BitcoinUnits::formatHtmlWithUnit(int unit, qint64 amount, bool plussign, SeparatorStyle separators) +{ + QString str(formatWithUnit(unit, amount, plussign, separators)); + str.replace(QChar(THIN_SP_CP), QString(THIN_SP_HTML)); + return QString("<span style='white-space: nowrap;'>%1</span>").arg(str); +} + + bool BitcoinUnits::parse(int unit, const QString &value, qint64 *val_out) { if(!valid(unit) || value.isEmpty()) return false; // Refuse to parse invalid unit or empty string int num_decimals = decimals(unit); - QStringList parts = value.split("."); + + // Ignore spaces and thin spaces when parsing + QStringList parts = removeSpaces(value).split("."); if(parts.size() > 2) { @@ -169,6 +195,16 @@ bool BitcoinUnits::parse(int unit, const QString &value, qint64 *val_out) return ok; } +QString BitcoinUnits::getAmountColumnTitle(int unit) +{ + QString amountTitle = QObject::tr("Amount"); + if (BitcoinUnits::valid(unit)) + { + amountTitle += " ("+BitcoinUnits::name(unit) + ")"; + } + return amountTitle; +} + int BitcoinUnits::rowCount(const QModelIndex &parent) const { Q_UNUSED(parent); @@ -194,3 +230,8 @@ QVariant BitcoinUnits::data(const QModelIndex &index, int role) const } return QVariant(); } + +qint64 BitcoinUnits::maxMoney() +{ + return MAX_MONEY; +} |