612 lines
18 KiB
C++
612 lines
18 KiB
C++
#include "transactiontablemodel.h"
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#include "guiutil.h"
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#include "transactionrecord.h"
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#include "guiconstants.h"
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#include "transactiondesc.h"
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#include "walletmodel.h"
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#include "addresstablemodel.h"
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#include "headers.h"
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#include <QLocale>
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#include <QDebug>
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#include <QList>
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#include <QColor>
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#include <QTimer>
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#include <QIcon>
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#include <QDateTime>
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#include <QtAlgorithms>
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// Credit and Debit columns are right-aligned as they contain numbers
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static int column_alignments[] = {
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Qt::AlignLeft|Qt::AlignVCenter,
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Qt::AlignLeft|Qt::AlignVCenter,
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Qt::AlignLeft|Qt::AlignVCenter,
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Qt::AlignLeft|Qt::AlignVCenter,
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Qt::AlignRight|Qt::AlignVCenter
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};
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// Comparison operator for sort/binary search of model tx list
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struct TxLessThan
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{
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bool operator()(const TransactionRecord &a, const TransactionRecord &b) const
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{
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return a.hash < b.hash;
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}
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bool operator()(const TransactionRecord &a, const uint256 &b) const
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{
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return a.hash < b;
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}
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bool operator()(const uint256 &a, const TransactionRecord &b) const
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{
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return a < b.hash;
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}
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};
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// Private implementation
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struct TransactionTablePriv
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{
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TransactionTablePriv(CWallet *wallet, TransactionTableModel *parent):
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wallet(wallet),
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parent(parent)
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{
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}
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CWallet *wallet;
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TransactionTableModel *parent;
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/* Local cache of wallet.
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* As it is in the same order as the CWallet, by definition
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* this is sorted by sha256.
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*/
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QList<TransactionRecord> cachedWallet;
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/* Query entire wallet anew from core.
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*/
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void refreshWallet()
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{
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#ifdef WALLET_UPDATE_DEBUG
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qDebug() << "refreshWallet";
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#endif
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cachedWallet.clear();
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CRITICAL_BLOCK(wallet->cs_mapWallet)
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{
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for(std::map<uint256, CWalletTx>::iterator it = wallet->mapWallet.begin(); it != wallet->mapWallet.end(); ++it)
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{
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cachedWallet.append(TransactionRecord::decomposeTransaction(wallet, it->second));
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}
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}
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}
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/* Update our model of the wallet incrementally, to synchronize our model of the wallet
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with that of the core.
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Call with list of hashes of transactions that were added, removed or changed.
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*/
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void updateWallet(const QList<uint256> &updated)
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{
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// Walk through updated transactions, update model as needed.
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#ifdef WALLET_UPDATE_DEBUG
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qDebug() << "updateWallet";
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#endif
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// Sort update list, and iterate through it in reverse, so that model updates
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// can be emitted from end to beginning (so that earlier updates will not influence
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// the indices of latter ones).
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QList<uint256> updated_sorted = updated;
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qSort(updated_sorted);
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CRITICAL_BLOCK(wallet->cs_mapWallet)
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{
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for(int update_idx = updated_sorted.size()-1; update_idx >= 0; --update_idx)
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{
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const uint256 &hash = updated_sorted.at(update_idx);
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/* Find transaction in wallet */
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std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(hash);
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bool inWallet = mi != wallet->mapWallet.end();
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/* Find bounds of this transaction in model */
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QList<TransactionRecord>::iterator lower = qLowerBound(
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cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
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QList<TransactionRecord>::iterator upper = qUpperBound(
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cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
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int lowerIndex = (lower - cachedWallet.begin());
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int upperIndex = (upper - cachedWallet.begin());
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// Determine if transaction is in model already
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bool inModel = false;
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if(lower != upper)
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{
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inModel = true;
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}
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#ifdef WALLET_UPDATE_DEBUG
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qDebug() << " " << QString::fromStdString(hash.ToString()) << inWallet << " " << inModel
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<< lowerIndex << "-" << upperIndex;
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#endif
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if(inWallet && !inModel)
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{
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// Added -- insert at the right position
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QList<TransactionRecord> toInsert =
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TransactionRecord::decomposeTransaction(wallet, mi->second);
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if(!toInsert.isEmpty()) /* only if something to insert */
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{
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parent->beginInsertRows(QModelIndex(), lowerIndex, lowerIndex+toInsert.size()-1);
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int insert_idx = lowerIndex;
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foreach(const TransactionRecord &rec, toInsert)
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{
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cachedWallet.insert(insert_idx, rec);
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insert_idx += 1;
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}
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parent->endInsertRows();
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}
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}
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else if(!inWallet && inModel)
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{
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// Removed -- remove entire transaction from table
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parent->beginRemoveRows(QModelIndex(), lowerIndex, upperIndex-1);
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cachedWallet.erase(lower, upper);
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parent->endRemoveRows();
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}
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else if(inWallet && inModel)
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{
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// Updated -- nothing to do, status update will take care of this
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}
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}
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}
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}
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int size()
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{
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return cachedWallet.size();
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}
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TransactionRecord *index(int idx)
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{
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if(idx >= 0 && idx < cachedWallet.size())
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{
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TransactionRecord *rec = &cachedWallet[idx];
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// If a status update is needed (blocks came in since last check),
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// update the status of this transaction from the wallet. Otherwise,
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// simply re-use the cached status.
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if(rec->statusUpdateNeeded())
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{
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CRITICAL_BLOCK(wallet->cs_mapWallet)
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{
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std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(rec->hash);
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if(mi != wallet->mapWallet.end())
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{
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rec->updateStatus(mi->second);
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}
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}
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}
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return rec;
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}
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else
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{
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return 0;
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}
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}
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QString describe(TransactionRecord *rec)
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{
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CRITICAL_BLOCK(wallet->cs_mapWallet)
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{
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std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(rec->hash);
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if(mi != wallet->mapWallet.end())
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{
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return QString::fromStdString(TransactionDesc::toHTML(wallet, mi->second));
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}
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}
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return QString("");
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}
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};
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TransactionTableModel::TransactionTableModel(CWallet* wallet, WalletModel *parent):
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QAbstractTableModel(parent),
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wallet(wallet),
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walletModel(parent),
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priv(new TransactionTablePriv(wallet, this))
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{
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columns << QString() << tr("Date") << tr("Type") << tr("Address") << tr("Amount");
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priv->refreshWallet();
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QTimer *timer = new QTimer(this);
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connect(timer, SIGNAL(timeout()), this, SLOT(update()));
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timer->start(MODEL_UPDATE_DELAY);
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}
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TransactionTableModel::~TransactionTableModel()
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{
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delete priv;
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}
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void TransactionTableModel::update()
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{
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QList<uint256> updated;
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// Check if there are changes to wallet map
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TRY_CRITICAL_BLOCK(wallet->cs_mapWallet)
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{
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if(!wallet->vWalletUpdated.empty())
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{
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BOOST_FOREACH(uint256 hash, wallet->vWalletUpdated)
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{
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updated.append(hash);
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}
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wallet->vWalletUpdated.clear();
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}
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}
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if(!updated.empty())
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{
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priv->updateWallet(updated);
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// Status (number of confirmations) and (possibly) description
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// columns changed for all rows.
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emit dataChanged(index(0, Status), index(priv->size()-1, Status));
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emit dataChanged(index(0, ToAddress), index(priv->size()-1, ToAddress));
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}
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}
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int TransactionTableModel::rowCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return priv->size();
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}
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int TransactionTableModel::columnCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return columns.length();
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}
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QVariant TransactionTableModel::formatTxStatus(const TransactionRecord *wtx) const
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{
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QString status;
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switch(wtx->status.status)
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{
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case TransactionStatus::OpenUntilBlock:
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status = tr("Open for %n block(s)","",wtx->status.open_for);
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break;
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case TransactionStatus::OpenUntilDate:
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status = tr("Open until %1").arg(GUIUtil::DateTimeStr(wtx->status.open_for));
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break;
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case TransactionStatus::Offline:
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status = tr("Offline (%1 confirmations)").arg(wtx->status.depth);
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break;
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case TransactionStatus::Unconfirmed:
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status = tr("Unconfirmed (%1 of %2 confirmations required)").arg(wtx->status.depth).arg(TransactionRecord::NumConfirmations);
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break;
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case TransactionStatus::HaveConfirmations:
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status = tr("Confirmed (%1 confirmations)").arg(wtx->status.depth);
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break;
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}
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if(wtx->type == TransactionRecord::Generated)
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{
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status += "\n\n";
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switch(wtx->status.maturity)
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{
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case TransactionStatus::Immature:
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status += tr("Mined balance will be available in %n more blocks", "",
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wtx->status.matures_in);
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break;
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case TransactionStatus::Mature:
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break;
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case TransactionStatus::MaturesWarning:
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status += tr("This block was not received by any other nodes and will probably not be accepted!");
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break;
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case TransactionStatus::NotAccepted:
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status += tr("Generated but not accepted");
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break;
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}
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}
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return QVariant(status);
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}
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QVariant TransactionTableModel::formatTxDate(const TransactionRecord *wtx) const
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{
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if(wtx->time)
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{
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return QVariant(GUIUtil::DateTimeStr(wtx->time));
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}
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else
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{
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return QVariant();
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}
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}
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/* Look up address in address book, if found return
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address (label)
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otherwise just return address
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*/
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QString TransactionTableModel::lookupAddress(const std::string &address) const
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{
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QString label = walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(address));
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QString description;
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if(label.isEmpty())
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{
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description = QString::fromStdString(address);
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}
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else
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{
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description = label + QString(" (") + QString::fromStdString(address) + QString(")");
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}
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return description;
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}
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QVariant TransactionTableModel::formatTxType(const TransactionRecord *wtx) const
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{
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QString description;
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switch(wtx->type)
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{
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case TransactionRecord::RecvWithAddress:
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description = tr("Received with");
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break;
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case TransactionRecord::RecvFromIP:
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description = tr("Received from IP");
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break;
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case TransactionRecord::SendToAddress:
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description = tr("Sent to");
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break;
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case TransactionRecord::SendToIP:
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description = tr("Sent to IP");
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break;
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case TransactionRecord::SendToSelf:
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description = tr("Payment to yourself");
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break;
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case TransactionRecord::Generated:
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description = tr("Mined");
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break;
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}
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return QVariant(description);
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}
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QVariant TransactionTableModel::formatTxToAddress(const TransactionRecord *wtx) const
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{
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QString description;
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switch(wtx->type)
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{
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case TransactionRecord::RecvWithAddress:
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description = lookupAddress(wtx->address);
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break;
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case TransactionRecord::RecvFromIP:
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description = QString::fromStdString(wtx->address);
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break;
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case TransactionRecord::SendToAddress:
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description = lookupAddress(wtx->address);
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break;
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case TransactionRecord::SendToIP:
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description = QString::fromStdString(wtx->address);
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break;
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case TransactionRecord::SendToSelf:
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description = QString();
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break;
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case TransactionRecord::Generated:
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description = QString();
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break;
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}
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return QVariant(description);
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}
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QVariant TransactionTableModel::formatTxAmount(const TransactionRecord *wtx, bool showUnconfirmed) const
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{
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QString str = QString::fromStdString(FormatMoney(wtx->credit + wtx->debit));
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if(showUnconfirmed)
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{
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if(!wtx->status.confirmed || wtx->status.maturity != TransactionStatus::Mature)
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{
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str = QString("[") + str + QString("]");
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}
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}
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return QVariant(str);
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}
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QVariant TransactionTableModel::formatTxDecoration(const TransactionRecord *wtx) const
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{
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if(wtx->type == TransactionRecord::Generated)
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{
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switch(wtx->status.maturity)
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{
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case TransactionStatus::Immature: {
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int total = wtx->status.depth + wtx->status.matures_in;
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int part = (wtx->status.depth * 4 / total) + 1;
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return QIcon(QString(":/icons/transaction_%1").arg(part));
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}
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case TransactionStatus::Mature:
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return QIcon(":/icons/transaction_confirmed");
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case TransactionStatus::MaturesWarning:
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case TransactionStatus::NotAccepted:
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return QIcon(":/icons/transaction_0");
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}
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}
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else
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{
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switch(wtx->status.status)
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{
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case TransactionStatus::OpenUntilBlock:
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case TransactionStatus::OpenUntilDate:
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return QColor(64,64,255);
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break;
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case TransactionStatus::Offline:
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return QColor(192,192,192);
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case TransactionStatus::Unconfirmed:
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switch(wtx->status.depth)
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{
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case 0: return QIcon(":/icons/transaction_0");
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case 1: return QIcon(":/icons/transaction_1");
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case 2: return QIcon(":/icons/transaction_2");
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case 3: return QIcon(":/icons/transaction_3");
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case 4: return QIcon(":/icons/transaction_4");
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default: return QIcon(":/icons/transaction_5");
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};
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case TransactionStatus::HaveConfirmations:
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return QIcon(":/icons/transaction_confirmed");
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}
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}
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return QColor(0,0,0);
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}
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QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
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{
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if(!index.isValid())
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return QVariant();
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TransactionRecord *rec = static_cast<TransactionRecord*>(index.internalPointer());
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if(role == Qt::DecorationRole)
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{
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if(index.column() == Status)
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{
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return formatTxDecoration(rec);
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}
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}
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else if(role == Qt::DisplayRole)
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{
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// Delegate to specific column handlers
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switch(index.column())
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{
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case Date:
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return formatTxDate(rec);
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case Type:
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return formatTxType(rec);
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case ToAddress:
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return formatTxToAddress(rec);
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case Amount:
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return formatTxAmount(rec);
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}
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}
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else if(role == Qt::EditRole)
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{
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// Edit role is used for sorting so return the real values
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switch(index.column())
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{
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case Status:
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return QString::fromStdString(rec->status.sortKey);
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case Date:
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return rec->time;
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case Type:
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return formatTxType(rec);
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case ToAddress:
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return formatTxToAddress(rec);
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case Amount:
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return rec->credit + rec->debit;
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}
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}
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else if (role == Qt::ToolTipRole)
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{
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if(index.column() == Status)
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{
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return formatTxStatus(rec);
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}
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}
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else if (role == Qt::TextAlignmentRole)
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{
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return column_alignments[index.column()];
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}
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else if (role == Qt::ForegroundRole)
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{
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/* Non-confirmed transactions are grey */
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if(!rec->status.confirmed)
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{
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return QColor(128, 128, 128);
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}
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if(index.column() == Amount && (rec->credit+rec->debit) < 0)
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{
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return QColor(255, 0, 0);
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}
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}
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else if (role == TypeRole)
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{
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return rec->type;
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}
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else if (role == DateRole)
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{
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return QDateTime::fromTime_t(static_cast<uint>(rec->time));
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}
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else if (role == LongDescriptionRole)
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{
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return priv->describe(rec);
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}
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else if (role == AddressRole)
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{
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return QString::fromStdString(rec->address);
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}
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else if (role == LabelRole)
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{
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return walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(rec->address));
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}
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else if (role == AbsoluteAmountRole)
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{
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return llabs(rec->credit + rec->debit);
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}
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else if (role == TxIDRole)
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{
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return QString::fromStdString(rec->getTxID());
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}
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else if (role == ConfirmedRole)
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{
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return rec->status.status == TransactionStatus::HaveConfirmations;
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}
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else if (role == FormattedAmountRole)
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{
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return formatTxAmount(rec, false);
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}
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return QVariant();
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}
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QVariant TransactionTableModel::headerData(int section, Qt::Orientation orientation, int role) const
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{
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if(orientation == Qt::Horizontal)
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{
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if(role == Qt::DisplayRole)
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{
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return columns[section];
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}
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else if (role == Qt::TextAlignmentRole)
|
|
{
|
|
return column_alignments[section];
|
|
} else if (role == Qt::ToolTipRole)
|
|
{
|
|
switch(section)
|
|
{
|
|
case Status:
|
|
return tr("Transaction status. Hover over this field to show number of confirmations.");
|
|
case Date:
|
|
return tr("Date and time that the transaction was received.");
|
|
case Type:
|
|
return tr("Type of transaction.");
|
|
case ToAddress:
|
|
return tr("Destination address of transaction.");
|
|
case Amount:
|
|
return tr("Amount removed from or added to balance.");
|
|
}
|
|
}
|
|
}
|
|
return QVariant();
|
|
}
|
|
|
|
Qt::ItemFlags TransactionTableModel::flags(const QModelIndex &index) const
|
|
{
|
|
return QAbstractTableModel::flags(index);
|
|
}
|
|
|
|
QModelIndex TransactionTableModel::index(int row, int column, const QModelIndex &parent) const
|
|
{
|
|
Q_UNUSED(parent);
|
|
TransactionRecord *data = priv->index(row);
|
|
if(data)
|
|
{
|
|
return createIndex(row, column, priv->index(row));
|
|
}
|
|
else
|
|
{
|
|
return QModelIndex();
|
|
}
|
|
}
|
|
|