neobytes/src/qt/bitcoinunits.h
2011-07-26 13:27:33 +02:00

57 lines
1.6 KiB
C++

#ifndef BITCOINUNITS_H
#define BITCOINUNITS_H
#include <QString>
#include <QAbstractListModel>
// Bitcoin unit definitions
class BitcoinUnits: public QAbstractListModel
{
public:
explicit BitcoinUnits(QObject *parent);
enum Unit
{
// Source: https://en.bitcoin.it/wiki/Units
// Please add only sensible ones
BTC,
mBTC,
uBTC
};
/// Static API
// Get list of units, for dropdown box
static QList<Unit> availableUnits();
// Is unit ID valid?
static bool valid(int unit);
// Short name
static QString name(int unit);
// Longer description
static QString description(int unit);
// Number of satoshis / unit
static qint64 factor(int unit);
// Number of amount digits (to represent max number of coins)
static int amountDigits(int unit);
// Number of decimals left
static int decimals(int unit);
// Format as string
static QString format(int unit, qint64 amount, bool plussign=false);
// Format as string (with unit)
static QString formatWithUnit(int unit, qint64 amount, bool plussign=false);
// Parse string to coin amount
static bool parse(int unit, const QString &value, qint64 *val_out);
/// AbstractListModel implementation
enum {
// Unit identifier
UnitRole = Qt::UserRole
} RoleIndex;
int rowCount(const QModelIndex &parent) const;
QVariant data(const QModelIndex &index, int role) const;
private:
QList<BitcoinUnits::Unit> unitlist;
};
typedef BitcoinUnits::Unit BitcoinUnit;
#endif // BITCOINUNITS_H