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litecoin/src/qt/transactionfilterproxy.cpp

87 lines
2.4 KiB

#include "transactionfilterproxy.h"
#include "transactiontablemodel.h"
#include <QDateTime>
#include <cstdlib>
// Earliest date that can be represented (far in the past)
const QDateTime TransactionFilterProxy::MIN_DATE = QDateTime::fromTime_t(0);
// Last date that can be represented (far in the future)
const QDateTime TransactionFilterProxy::MAX_DATE = QDateTime::fromTime_t(0xFFFFFFFF);
TransactionFilterProxy::TransactionFilterProxy(QObject *parent) :
QSortFilterProxyModel(parent),
dateFrom(MIN_DATE),
dateTo(MAX_DATE),
addrPrefix(),
typeFilter(ALL_TYPES),
minAmount(0),
limitRows(-1)
{
}
bool TransactionFilterProxy::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
{
QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
int type = index.data(TransactionTableModel::TypeRole).toInt();
QDateTime datetime = index.data(TransactionTableModel::DateRole).toDateTime();
QString address = index.data(TransactionTableModel::AddressRole).toString();
QString label = index.data(TransactionTableModel::LabelRole).toString();
qint64 amount = llabs(index.data(TransactionTableModel::AmountRole).toLongLong());
if(!(TYPE(type) & typeFilter))
return false;
if(datetime < dateFrom || datetime > dateTo)
return false;
if (!address.contains(addrPrefix, Qt::CaseInsensitive) && !label.contains(addrPrefix, Qt::CaseInsensitive))
return false;
if(amount < minAmount)
return false;
return true;
}
void TransactionFilterProxy::setDateRange(const QDateTime &from, const QDateTime &to)
{
this->dateFrom = from;
this->dateTo = to;
invalidateFilter();
}
void TransactionFilterProxy::setAddressPrefix(const QString &addrPrefix)
{
this->addrPrefix = addrPrefix;
invalidateFilter();
}
void TransactionFilterProxy::setTypeFilter(quint32 modes)
{
this->typeFilter = modes;
invalidateFilter();
}
void TransactionFilterProxy::setMinAmount(qint64 minimum)
{
this->minAmount = minimum;
invalidateFilter();
}
void TransactionFilterProxy::setLimit(int limit)
{
this->limitRows = limit;
}
int TransactionFilterProxy::rowCount(const QModelIndex &parent) const
{
if(limitRows != -1)
{
return std::min(QSortFilterProxyModel::rowCount(parent), limitRows);
}
else
{
return QSortFilterProxyModel::rowCount(parent);
}
}