Merge pull request #2679 from vhf/patch-1

Too many bitcoins allowed as amount. (Issue #2401)
This commit is contained in:
Gavin Andresen 2013-06-25 06:47:53 -07:00
commit 2e01ec3207
3 changed files with 19 additions and 4 deletions

View File

@ -60,7 +60,9 @@ bool BitcoinAmountField::validate()
bool valid = true;
if (amount->value() == 0.0)
valid = false;
if (valid && !BitcoinUnits::parse(currentUnit, text(), 0))
else if (!BitcoinUnits::parse(currentUnit, text(), 0))
valid = false;
else if (amount->value() > BitcoinUnits::maxAmount(currentUnit))
valid = false;
setValid(valid);
@ -115,7 +117,7 @@ qint64 BitcoinAmountField::value(bool *valid_out) const
{
qint64 val_out = 0;
bool valid = BitcoinUnits::parse(currentUnit, text(), &val_out);
if(valid_out)
if (valid_out)
{
*valid_out = valid;
}
@ -145,12 +147,12 @@ void BitcoinAmountField::unitChanged(int idx)
amount->setDecimals(BitcoinUnits::decimals(currentUnit));
amount->setMaximum(qPow(10, BitcoinUnits::amountDigits(currentUnit)) - qPow(10, -amount->decimals()));
if(currentUnit == BitcoinUnits::uBTC)
if (currentUnit == BitcoinUnits::uBTC)
amount->setSingleStep(0.01);
else
amount->setSingleStep(0.001);
if(valid)
if (valid)
{
// If value was valid, re-place it in the widget with the new unit
setValue(currentValue);

View File

@ -63,6 +63,17 @@ 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)

View File

@ -38,6 +38,8 @@ public:
static QString description(int unit);
//! Number of Satoshis (1e-8) per unit
static qint64 factor(int unit);
//! Max amount per unit
static qint64 maxAmount(int unit);
//! Number of amount digits (to represent max number of coins)
static int amountDigits(int unit);
//! Number of decimals left