src/qt/transactionfilterproxy.cpp

   1 // Copyright (c) 2011-2016 The Bitcoin Core developers
   2 // Distributed under the MIT software license, see the accompanying
   3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4
   5 #include "transactionfilterproxy.h"
   6
   7 #include "transactiontablemodel.h"
   8 #include "transactionrecord.h"
   9
  10 #include <cstdlib>
  11
  12 #include <QDateTime>
  13
  14 // Earliest date that can be represented (far in the past)
  15 const QDateTime TransactionFilterProxy::MIN_DATE = QDateTime::fromTime_t(0);
  16 // Last date that can be represented (far in the future)
  17 const QDateTime TransactionFilterProxy::MAX_DATE = QDateTime::fromTime_t(0xFFFFFFFF);
  18
  19 TransactionFilterProxy::TransactionFilterProxy(QObject *parent) :
  20     QSortFilterProxyModel(parent),
  21     dateFrom(MIN_DATE),
  22     dateTo(MAX_DATE),
  23     addrPrefix(),
  24     typeFilter(ALL_TYPES),
  25     watchOnlyFilter(WatchOnlyFilter_All),
  26     minAmount(0),
  27     limitRows(-1),
  28     showInactive(true)
  29 {
  30 }
  31
  32 bool TransactionFilterProxy::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
  33 {
  34     QModelIndex index = sourceModel()->index(sourceRow, 0, sourceParent);
  35
  36     int type = index.data(TransactionTableModel::TypeRole).toInt();
  37     QDateTime datetime = index.data(TransactionTableModel::DateRole).toDateTime();
  38     bool involvesWatchAddress = index.data(TransactionTableModel::WatchonlyRole).toBool();
  39     QString address = index.data(TransactionTableModel::AddressRole).toString();
  40     QString label = index.data(TransactionTableModel::LabelRole).toString();
  41     qint64 amount = llabs(index.data(TransactionTableModel::AmountRole).toLongLong());
  42     int status = index.data(TransactionTableModel::StatusRole).toInt();
  43
  44     if(!showInactive && status == TransactionStatus::Conflicted)
  45         return false;
  46     if(!(TYPE(type) & typeFilter))
  47         return false;
  48     if (involvesWatchAddress && watchOnlyFilter == WatchOnlyFilter_No)
  49         return false;
  50     if (!involvesWatchAddress && watchOnlyFilter == WatchOnlyFilter_Yes)
  51         return false;
  52     if(datetime < dateFrom || datetime > dateTo)
  53         return false;
  54     if (!address.contains(addrPrefix, Qt::CaseInsensitive) && !label.contains(addrPrefix, Qt::CaseInsensitive))
  55         return false;
  56     if(amount < minAmount)
  57         return false;
  58
  59     return true;
  60 }
  61
  62 void TransactionFilterProxy::setDateRange(const QDateTime &from, const QDateTime &to)
  63 {
  64     this->dateFrom = from;
  65     this->dateTo = to;
  66     invalidateFilter();
  67 }
  68
  69 void TransactionFilterProxy::setAddressPrefix(const QString &_addrPrefix)
  70 {
  71     this->addrPrefix = _addrPrefix;
  72     invalidateFilter();
  73 }
  74
  75 void TransactionFilterProxy::setTypeFilter(quint32 modes)
  76 {
  77     this->typeFilter = modes;
  78     invalidateFilter();
  79 }
  80
  81 void TransactionFilterProxy::setMinAmount(const CAmount& minimum)
  82 {
  83     this->minAmount = minimum;
  84     invalidateFilter();
  85 }
  86
  87 void TransactionFilterProxy::setWatchOnlyFilter(WatchOnlyFilter filter)
  88 {
  89     this->watchOnlyFilter = filter;
  90     invalidateFilter();
  91 }
  92
  93 void TransactionFilterProxy::setLimit(int limit)
  94 {
  95     this->limitRows = limit;
  96 }
  97
  98 void TransactionFilterProxy::setShowInactive(bool _showInactive)
  99 {
 100     this->showInactive = _showInactive;
 101     invalidateFilter();
 102 }
 103
 104 int TransactionFilterProxy::rowCount(const QModelIndex &parent) const
 105 {
 106     if(limitRows != -1)
 107     {
 108         return std::min(QSortFilterProxyModel::rowCount(parent), limitRows);
 109     }
 110     else
 111     {
 112         return QSortFilterProxyModel::rowCount(parent);
 113     }
 114 }