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dash/src/qt/transactiontablemodel.cpp

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// Copyright (c) 2011-2020 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <qt/transactiontablemodel.h>
#include <qt/clientmodel.h>
#include <qt/guiutil.h>
#include <qt/optionsmodel.h>
#include <qt/transactiondesc.h>
#include <qt/transactionrecord.h>
#include <qt/walletmodel.h>
#include <core_io.h>
#include <interfaces/handler.h>
#include <uint256.h>
#include <util/system.h>
#include <algorithm>
#include <functional>
#include <QColor>
#include <QDateTime>
#include <QDebug>
#include <QIcon>
#include <QList>
#include <QMessageBox>
// Amount column is right-aligned it contains numbers
static int column_alignments[] = {
Qt::AlignLeft|Qt::AlignVCenter, /* status */
Qt::AlignLeft|Qt::AlignVCenter, /* watchonly */
Qt::AlignLeft|Qt::AlignVCenter, /* date */
Qt::AlignLeft|Qt::AlignVCenter, /* type */
Qt::AlignLeft|Qt::AlignVCenter, /* address */
Qt::AlignRight|Qt::AlignVCenter /* amount */
};
// Comparison operator for sort/binary search of model tx list
struct TxLessThan
{
bool operator()(const TransactionRecord &a, const TransactionRecord &b) const
{
return a.hash < b.hash;
}
bool operator()(const TransactionRecord &a, const uint256 &b) const
{
return a.hash < b;
}
bool operator()(const uint256 &a, const TransactionRecord &b) const
{
return a < b.hash;
}
};
// queue notifications to show a non freezing progress dialog e.g. for rescan
struct TransactionNotification
{
public:
TransactionNotification() {}
TransactionNotification(uint256 _hash, ChangeType _status, bool _showTransaction):
hash(_hash), status(_status), showTransaction(_showTransaction) {}
void invoke(QObject *ttm)
{
QString strHash = QString::fromStdString(hash.GetHex());
qDebug() << "NotifyTransactionChanged: " + strHash + " status= " + QString::number(status);
bool invoked = QMetaObject::invokeMethod(ttm, "updateTransaction", Qt::QueuedConnection,
Q_ARG(QString, strHash),
Q_ARG(int, status),
Q_ARG(bool, showTransaction));
assert(invoked);
}
private:
uint256 hash;
ChangeType status;
bool showTransaction;
};
// Private implementation
class TransactionTablePriv
{
public:
explicit TransactionTablePriv(TransactionTableModel *_parent) :
parent(_parent)
{
}
TransactionTableModel *parent;
/* Local cache of wallet.
* As it is in the same order as the CWallet, by definition
* this is sorted by sha256.
*/
QList<TransactionRecord> cachedWallet;
bool fQueueNotifications = false;
std::vector< TransactionNotification > vQueueNotifications;
void NotifyTransactionChanged(const uint256 &hash, ChangeType status);
void NotifyAddressBookChanged(const CTxDestination &address, const std::string &label, bool isMine, const std::string &purpose, ChangeType status);
void ShowProgress(const std::string &title, int nProgress);
/* Query entire wallet anew from core.
*/
void refreshWallet(interfaces::Wallet& wallet)
{
qDebug() << "TransactionTablePriv::refreshWallet";
parent->beginResetModel();
try {
cachedWallet.clear();
for (const auto& wtx : wallet.getWalletTxs()) {
if (TransactionRecord::showTransaction()) {
cachedWallet.append(TransactionRecord::decomposeTransaction(wallet, wtx));
}
}
} catch(const std::exception& e) {
QMessageBox::critical(nullptr, PACKAGE_NAME, QString("Failed to refresh wallet table: ") + QString::fromStdString(e.what()));
}
parent->endResetModel();
}
/* Update our model of the wallet incrementally, to synchronize our model of the wallet
with that of the core.
Call with transaction that was added, removed or changed.
*/
void updateWallet(interfaces::Wallet& wallet, const uint256 &hash, int status, bool showTransaction)
{
qDebug() << "TransactionTablePriv::updateWallet: " + QString::fromStdString(hash.ToString()) + " " + QString::number(status);
// Find bounds of this transaction in model
QList<TransactionRecord>::iterator lower = std::lower_bound(
cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
QList<TransactionRecord>::iterator upper = std::upper_bound(
cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
int lowerIndex = (lower - cachedWallet.begin());
int upperIndex = (upper - cachedWallet.begin());
bool inModel = (lower != upper);
if(status == CT_UPDATED)
{
if(showTransaction && !inModel)
status = CT_NEW; /* Not in model, but want to show, treat as new */
if(!showTransaction && inModel)
status = CT_DELETED; /* In model, but want to hide, treat as deleted */
}
qDebug() << " inModel=" + QString::number(inModel) +
" Index=" + QString::number(lowerIndex) + "-" + QString::number(upperIndex) +
" showTransaction=" + QString::number(showTransaction) + " derivedStatus=" + QString::number(status);
switch(status)
{
case CT_NEW:
if(inModel)
{
qWarning() << "TransactionTablePriv::updateWallet: Warning: Got CT_NEW, but transaction is already in model";
break;
}
if(showTransaction)
{
// Find transaction in wallet
interfaces::WalletTx wtx = wallet.getWalletTx(hash);
if(!wtx.tx)
{
qWarning() << "TransactionTablePriv::updateWallet: Warning: Got CT_NEW, but transaction is not in wallet";
break;
}
// Added -- insert at the right position
QList<TransactionRecord> toInsert =
TransactionRecord::decomposeTransaction(wallet, wtx);
if(!toInsert.isEmpty()) /* only if something to insert */
{
parent->beginInsertRows(QModelIndex(), lowerIndex, lowerIndex+toInsert.size()-1);
int insert_idx = lowerIndex;
for (const TransactionRecord &rec : toInsert)
{
cachedWallet.insert(insert_idx, rec);
insert_idx += 1;
}
parent->endInsertRows();
}
}
break;
case CT_DELETED:
if(!inModel)
{
qWarning() << "TransactionTablePriv::updateWallet: Warning: Got CT_DELETED, but transaction is not in model";
break;
}
// Removed -- remove entire transaction from table
parent->beginRemoveRows(QModelIndex(), lowerIndex, upperIndex-1);
cachedWallet.erase(lower, upper);
parent->endRemoveRows();
break;
case CT_UPDATED:
// Miscellaneous updates -- nothing to do, status update will take care of this, and is only computed for
// visible transactions.
for (int i = lowerIndex; i < upperIndex; i++) {
TransactionRecord *rec = &cachedWallet[i];
rec->status.needsUpdate = true;
}
Q_EMIT parent->dataChanged(parent->index(lowerIndex, TransactionTableModel::Status), parent->index(upperIndex, TransactionTableModel::Status));
break;
}
}
void updateAddressBook(interfaces::Wallet& wallet, const QString& address, const QString& label, bool isMine, const QString& purpose, int status)
{
std::string address2 = address.toStdString();
int index = 0;
for (auto& rec : cachedWallet) {
if (rec.strAddress == address2) {
rec.updateLabel(wallet);
Q_EMIT parent->dataChanged(parent->index(index, TransactionTableModel::ToAddress), parent->index(index, TransactionTableModel::ToAddress));
}
index++;
}
}
int size()
{
return cachedWallet.size();
}
TransactionRecord* index(interfaces::Wallet& wallet, const uint256& cur_block_hash, const int idx)
{
if (idx >= 0 && idx < cachedWallet.size()) {
TransactionRecord *rec = &cachedWallet[idx];
// If a status update is needed (blocks came in since last check),
// try to update the status of this transaction from the wallet.
// Otherwise, simply re-use the cached status.
interfaces::WalletTxStatus wtx;
int numBlocks;
int64_t block_time;
if (!cur_block_hash.IsNull() && rec->statusUpdateNeeded(cur_block_hash, parent->getChainLockHeight()) && wallet.tryGetTxStatus(rec->hash, wtx, numBlocks, block_time)) {
rec->updateStatus(wtx, cur_block_hash, numBlocks, parent->getChainLockHeight(), block_time);
}
return rec;
}
return nullptr;
}
QString describe(interfaces::Node& node, interfaces::Wallet& wallet, TransactionRecord *rec, int unit)
{
return TransactionDesc::toHTML(node, wallet, rec, unit);
}
QString getTxHex(interfaces::Wallet& wallet, TransactionRecord *rec)
{
auto tx = wallet.getTx(rec->hash);
if (tx) {
std::string strHex = EncodeHexTx(*tx);
return QString::fromStdString(strHex);
}
return QString();
}
};
TransactionTableModel::TransactionTableModel(WalletModel *parent):
QAbstractTableModel(parent),
walletModel(parent),
priv(new TransactionTablePriv(this)),
fProcessingQueuedTransactions(false),
cachedChainLockHeight(-1)
{
columns << QString() << QString() << tr("Date") << tr("Type") << tr("Address / Label") << BitcoinUnits::getAmountColumnTitle(walletModel->getOptionsModel()->getDisplayUnit());
priv->refreshWallet(walletModel->wallet());
connect(walletModel->getOptionsModel(), &OptionsModel::displayUnitChanged, this, &TransactionTableModel::updateDisplayUnit);
subscribeToCoreSignals();
}
TransactionTableModel::~TransactionTableModel()
{
unsubscribeFromCoreSignals();
delete priv;
}
void TransactionTableModel::refreshWallet()
{
priv->refreshWallet(walletModel->wallet());
}
/** Updates the column title to "Amount (DisplayUnit)" and emits headerDataChanged() signal for table headers to react. */
void TransactionTableModel::updateAmountColumnTitle()
{
columns[Amount] = BitcoinUnits::getAmountColumnTitle(walletModel->getOptionsModel()->getDisplayUnit());
Q_EMIT headerDataChanged(Qt::Horizontal,Amount,Amount);
}
void TransactionTableModel::updateTransaction(const QString &hash, int status, bool showTransaction)
{
uint256 updated;
updated.SetHex(hash.toStdString());
priv->updateWallet(walletModel->wallet(), updated, status, showTransaction);
}
void TransactionTableModel::updateAddressBook(const QString& address, const QString& label, bool isMine,
const QString& purpose, int status)
{
priv->updateAddressBook(walletModel->wallet(), address, label, isMine, purpose, status);
}
void TransactionTableModel::updateConfirmations()
{
// Blocks came in since last poll.
// Invalidate status (number of confirmations) and (possibly) description
// for all rows. Qt is smart enough to only actually request the data for the
// visible rows.
Q_EMIT dataChanged(index(0, Status), index(priv->size()-1, Status));
}
void TransactionTableModel::updateChainLockHeight(int chainLockHeight)
{
cachedChainLockHeight = chainLockHeight;
}
int TransactionTableModel::getChainLockHeight() const
{
return cachedChainLockHeight;
}
int TransactionTableModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid()) {
return 0;
}
return priv->size();
}
int TransactionTableModel::columnCount(const QModelIndex &parent) const
{
if (parent.isValid()) {
return 0;
}
return columns.length();
}
QString TransactionTableModel::formatTxStatus(const TransactionRecord *wtx) const
{
QString status;
switch(wtx->status.status)
{
case TransactionStatus::OpenUntilBlock:
status = tr("Open for %n more block(s)","",wtx->status.open_for);
break;
case TransactionStatus::OpenUntilDate:
status = tr("Open until %1").arg(GUIUtil::dateTimeStr(wtx->status.open_for));
break;
case TransactionStatus::Unconfirmed:
status = tr("Unconfirmed");
break;
case TransactionStatus::Abandoned:
status = tr("Abandoned");
break;
case TransactionStatus::Confirming:
status = tr("Confirming (%1 of %2 recommended confirmations)").arg(wtx->status.depth).arg(TransactionRecord::RecommendedNumConfirmations);
break;
case TransactionStatus::Confirmed:
status = tr("Confirmed (%1 confirmations)").arg(wtx->status.depth);
break;
case TransactionStatus::Conflicted:
status = tr("Conflicted");
break;
case TransactionStatus::Immature:
status = tr("Immature (%1 confirmations, will be available after %2)").arg(wtx->status.depth).arg(wtx->status.depth + wtx->status.matures_in);
break;
case TransactionStatus::NotAccepted:
status = tr("Generated but not accepted");
break;
}
if (wtx->status.lockedByInstantSend) {
status += ", " + tr("verified via InstantSend");
}
if (wtx->status.lockedByChainLocks) {
status += ", " + tr("locked via ChainLocks");
}
return status;
}
QString TransactionTableModel::formatTxDate(const TransactionRecord *wtx) const
{
if(wtx->time)
{
return GUIUtil::dateTimeStr(wtx->time);
}
return QString();
}
/* If label is non-empty, return label (address)
otherwise just return (address)
*/
QString TransactionTableModel::formatAddressLabel(const std::string &address, const QString& label, bool tooltip) const
{
QString description;
if(!label.isEmpty())
{
description += label;
}
if(label.isEmpty() || tooltip)
{
description += QString(" (") + QString::fromStdString(address) + QString(")");
}
return description;
}
QString TransactionTableModel::formatTxType(const TransactionRecord *wtx) const
{
switch(wtx->type)
{
case TransactionRecord::RecvWithAddress:
return tr("Received with");
case TransactionRecord::RecvFromOther:
return tr("Received from");
case TransactionRecord::RecvWithCoinJoin:
return tr("Received via %1").arg(QString::fromStdString(gCoinJoinName));
case TransactionRecord::SendToAddress:
case TransactionRecord::SendToOther:
return tr("Sent to");
case TransactionRecord::SendToSelf:
return tr("Payment to yourself");
case TransactionRecord::Generated:
return tr("Mined");
case TransactionRecord::CoinJoinMixing:
return tr("%1 Mixing").arg(QString::fromStdString(gCoinJoinName));
case TransactionRecord::CoinJoinCollateralPayment:
return tr("%1 Collateral Payment").arg(QString::fromStdString(gCoinJoinName));
case TransactionRecord::CoinJoinMakeCollaterals:
return tr("%1 Make Collateral Inputs").arg(QString::fromStdString(gCoinJoinName));
case TransactionRecord::CoinJoinCreateDenominations:
return tr("%1 Create Denominations").arg(QString::fromStdString(gCoinJoinName));
case TransactionRecord::CoinJoinSend:
return tr("%1 Send").arg(QString::fromStdString(gCoinJoinName));
default:
return QString();
}
}
QVariant TransactionTableModel::txAddressDecoration(const TransactionRecord *wtx) const
{
if (wtx->status.lockedByInstantSend) {
return GUIUtil::getIcon("transaction_locked", GUIUtil::ThemedColor::BLUE);
}
return QVariant();
}
QString TransactionTableModel::formatTxToAddress(const TransactionRecord *wtx, bool tooltip) const
{
QString watchAddress;
if (tooltip) {
// Mark transactions involving watch-only addresses by adding " (watch-only)"
watchAddress = wtx->involvesWatchAddress ? QString(" (") + tr("watch-only") + QString(")") : "";
}
switch(wtx->type)
{
case TransactionRecord::RecvFromOther:
return QString::fromStdString(wtx->strAddress) + watchAddress;
case TransactionRecord::RecvWithAddress:
case TransactionRecord::RecvWithCoinJoin:
case TransactionRecord::SendToAddress:
case TransactionRecord::Generated:
case TransactionRecord::CoinJoinSend:
return formatAddressLabel(wtx->strAddress, wtx->label, tooltip) + watchAddress;
case TransactionRecord::SendToOther:
return QString::fromStdString(wtx->strAddress) + watchAddress;
case TransactionRecord::SendToSelf:
return formatAddressLabel(wtx->strAddress, wtx->label, tooltip) + watchAddress;
default:
return tr("(n/a)") + watchAddress;
}
}
QVariant TransactionTableModel::addressColor(const TransactionRecord *wtx) const
{
// Show addresses without label in a less visible color
switch(wtx->type)
{
case TransactionRecord::RecvWithAddress:
case TransactionRecord::SendToAddress:
case TransactionRecord::Generated:
case TransactionRecord::CoinJoinSend:
case TransactionRecord::RecvWithCoinJoin:
{
if (wtx->label.isEmpty()) {
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::BAREADDRESS);
}
} break;
case TransactionRecord::SendToSelf:
case TransactionRecord::CoinJoinCreateDenominations:
case TransactionRecord::CoinJoinMixing:
case TransactionRecord::CoinJoinMakeCollaterals:
case TransactionRecord::CoinJoinCollateralPayment:
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::BAREADDRESS);
default:
break;
}
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::DEFAULT);
}
QString TransactionTableModel::formatTxAmount(const TransactionRecord *wtx, bool showUnconfirmed, BitcoinUnits::SeparatorStyle separators) const
{
QString str = BitcoinUnits::format(walletModel->getOptionsModel()->getDisplayUnit(), wtx->credit + wtx->debit, false, separators);
if(showUnconfirmed)
{
if(!wtx->status.countsForBalance)
{
str = QString("[") + str + QString("]");
}
}
return QString(str);
}
QVariant TransactionTableModel::amountColor(const TransactionRecord *rec) const
{
switch (rec->type) {
case TransactionRecord::Generated:
case TransactionRecord::RecvWithCoinJoin:
case TransactionRecord::RecvWithAddress:
case TransactionRecord::RecvFromOther:
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::GREEN);
case TransactionRecord::CoinJoinSend:
case TransactionRecord::SendToAddress:
case TransactionRecord::SendToOther:
case TransactionRecord::Other:
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::RED);
case TransactionRecord::SendToSelf:
case TransactionRecord::CoinJoinMixing:
case TransactionRecord::CoinJoinCollateralPayment:
case TransactionRecord::CoinJoinMakeCollaterals:
case TransactionRecord::CoinJoinCreateDenominations:
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::ORANGE);
}
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::DEFAULT);
}
QVariant TransactionTableModel::txStatusDecoration(const TransactionRecord *wtx) const
{
switch(wtx->status.status)
{
case TransactionStatus::OpenUntilBlock:
case TransactionStatus::OpenUntilDate:
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::TX_STATUS_OPENUNTILDATE);
case TransactionStatus::Unconfirmed:
return GUIUtil::getIcon("transaction_0");
case TransactionStatus::Abandoned:
return GUIUtil::getIcon("transaction_abandoned", GUIUtil::ThemedColor::RED);
case TransactionStatus::Confirming:
switch(wtx->status.depth)
{
case 1: return GUIUtil::getIcon("transaction_1", GUIUtil::ThemedColor::ORANGE);
case 2: return GUIUtil::getIcon("transaction_2", GUIUtil::ThemedColor::ORANGE);
case 3: return GUIUtil::getIcon("transaction_3", GUIUtil::ThemedColor::ORANGE);
case 4: return GUIUtil::getIcon("transaction_4", GUIUtil::ThemedColor::ORANGE);
default: return GUIUtil::getIcon("transaction_5", GUIUtil::ThemedColor::ORANGE);
};
case TransactionStatus::Confirmed:
return GUIUtil::getIcon("synced", GUIUtil::ThemedColor::GREEN);
case TransactionStatus::Conflicted:
return GUIUtil::getIcon("transaction_0", GUIUtil::ThemedColor::RED, GUIUtil::ThemedColor::RED);
case TransactionStatus::Immature: {
int total = wtx->status.depth + wtx->status.matures_in;
int part = (wtx->status.depth * 5 / total) + 1;
return GUIUtil::getIcon(QString("transaction_%1").arg(part), GUIUtil::ThemedColor::ORANGE);
}
case TransactionStatus::NotAccepted:
return GUIUtil::getIcon("transaction_0", GUIUtil::ThemedColor::RED);
default:
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::DEFAULT);
}
}
QVariant TransactionTableModel::txWatchonlyDecoration(const TransactionRecord *wtx) const
{
if (wtx->involvesWatchAddress)
return GUIUtil::getIcon("eye");
else
return QVariant();
}
QString TransactionTableModel::formatTooltip(const TransactionRecord *rec) const
{
QString tooltip = formatTxStatus(rec) + QString("\n") + formatTxType(rec);
if(rec->type==TransactionRecord::RecvFromOther || rec->type==TransactionRecord::SendToOther ||
rec->type==TransactionRecord::SendToAddress || rec->type==TransactionRecord::RecvWithAddress)
{
tooltip += QString(" ") + formatTxToAddress(rec, true);
}
return tooltip;
}
QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
{
if(!index.isValid())
return QVariant();
TransactionRecord *rec = static_cast<TransactionRecord*>(index.internalPointer());
const auto column = static_cast<ColumnIndex>(index.column());
switch (role) {
case RawDecorationRole:
switch (column) {
case Status:
return txStatusDecoration(rec);
case Watchonly:
return txWatchonlyDecoration(rec);
case Date: return {};
case Type: return {};
case ToAddress:
return txAddressDecoration(rec);
case Amount: return {};
} // no default case, so the compiler can warn about missing cases
assert(false);
case Qt::DecorationRole:
{
return qvariant_cast<QIcon>(index.data(RawDecorationRole));
}
case Qt::DisplayRole:
switch (column) {
case Status: return {};
case Watchonly: return {};
case Date:
return formatTxDate(rec);
case Type:
return formatTxType(rec);
case ToAddress:
return formatTxToAddress(rec, false);
case Amount:
return formatTxAmount(rec, true, BitcoinUnits::SeparatorStyle::ALWAYS);
} // no default case, so the compiler can warn about missing cases
assert(false);
case Qt::EditRole:
// Edit role is used for sorting, so return the unformatted values
switch (column) {
case Status:
return QString::fromStdString(rec->status.sortKey);
case Date:
return rec->time;
case Type:
return formatTxType(rec);
case Watchonly:
return (rec->involvesWatchAddress ? 1 : 0);
case ToAddress:
return formatTxToAddress(rec, true);
case Amount:
return qint64(rec->credit + rec->debit);
} // no default case, so the compiler can warn about missing cases
assert(false);
case Qt::ToolTipRole:
return formatTooltip(rec);
case Qt::TextAlignmentRole:
return column_alignments[index.column()];
case Qt::ForegroundRole:
// Non-confirmed (but not immature) as transactions are grey
if(!rec->status.countsForBalance && rec->status.status != TransactionStatus::Immature)
{
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::UNCONFIRMED);
}
if (index.column() == Amount) {
return amountColor(rec);
}
if(index.column() == ToAddress)
{
return addressColor(rec);
}
return GUIUtil::getThemedQColor(GUIUtil::ThemedColor::DEFAULT);
case TypeRole:
return rec->type;
case DateRole:
return QDateTime::fromTime_t(static_cast<uint>(rec->time));
case DateRoleInt:
return qint64(rec->time);
case WatchonlyRole:
return rec->involvesWatchAddress;
case WatchonlyDecorationRole:
return txWatchonlyDecoration(rec);
case LongDescriptionRole:
return priv->describe(walletModel->node(), walletModel->wallet(), rec, walletModel->getOptionsModel()->getDisplayUnit());
case AddressRole:
return QString::fromStdString(rec->strAddress);
case LabelRole:
return rec->label;
case AmountRole:
return qint64(rec->credit + rec->debit);
case TxHashRole:
return rec->getTxHash();
case TxHexRole:
return priv->getTxHex(walletModel->wallet(), rec);
case TxPlainTextRole:
{
QString details;
QString txLabel = rec->label;
details.append(formatTxDate(rec));
details.append(" ");
details.append(formatTxStatus(rec));
details.append(". ");
if(!formatTxType(rec).isEmpty()) {
details.append(formatTxType(rec));
details.append(" ");
}
if(!rec->strAddress.empty()) {
if(txLabel.isEmpty())
details.append(tr("(no label)") + " ");
else {
details.append("(");
details.append(txLabel);
details.append(") ");
}
details.append(QString::fromStdString(rec->strAddress));
details.append(" ");
}
details.append(formatTxAmount(rec, false, BitcoinUnits::SeparatorStyle::NEVER));
return details;
}
case ConfirmedRole:
return rec->status.status == TransactionStatus::Status::Confirming || rec->status.status == TransactionStatus::Status::Confirmed;
case FormattedAmountRole:
// Used for copy/export, so don't include separators
return formatTxAmount(rec, false, BitcoinUnits::SeparatorStyle::NEVER);
case StatusRole:
return rec->status.status;
}
return QVariant();
}
QVariant TransactionTableModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if(orientation == Qt::Horizontal)
{
if(role == Qt::DisplayRole)
{
return columns[section];
}
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 Watchonly:
return tr("Whether or not a watch-only address is involved in this transaction.");
case ToAddress:
return tr("User-defined intent/purpose of the transaction.");
case Amount:
return tr("Amount removed from or added to balance.");
}
}
}
return QVariant();
}
QModelIndex TransactionTableModel::index(int row, int column, const QModelIndex &parent) const
{
Q_UNUSED(parent);
TransactionRecord *data = priv->index(walletModel->wallet(), walletModel->getLastBlockProcessed(), row);
if (data) {
return createIndex(row, column, data);
}
return QModelIndex();
}
void TransactionTableModel::updateDisplayUnit()
{
// emit dataChanged to update Amount column with the current unit
updateAmountColumnTitle();
Q_EMIT dataChanged(index(0, Amount), index(priv->size()-1, Amount));
}
void TransactionTablePriv::NotifyTransactionChanged(const uint256 &hash, ChangeType status)
{
// Find transaction in wallet
// Determine whether to show transaction or not (determine this here so that no relocking is needed in GUI thread)
bool showTransaction = TransactionRecord::showTransaction();
TransactionNotification notification(hash, status, showTransaction);
if (fQueueNotifications)
{
vQueueNotifications.push_back(notification);
return;
}
notification.invoke(parent);
}
void TransactionTablePriv::NotifyAddressBookChanged(const CTxDestination &address, const std::string &label, bool isMine, const std::string &purpose, ChangeType status)
{
bool invoked = QMetaObject::invokeMethod(parent, "updateAddressBook", Qt::QueuedConnection,
Q_ARG(QString, QString::fromStdString(EncodeDestination(address))),
Q_ARG(QString, QString::fromStdString(label)),
Q_ARG(bool, isMine),
Q_ARG(QString, QString::fromStdString(purpose)),
Q_ARG(int, (int)status));
assert(invoked);
}
void TransactionTablePriv::ShowProgress(const std::string &title, int nProgress)
{
if (nProgress == 0)
fQueueNotifications = true;
if (nProgress == 100)
{
fQueueNotifications = false;
if (vQueueNotifications.size() < 10000) {
if (vQueueNotifications.size() > 10) { // prevent balloon spam, show maximum 10 balloons
bool invoked = QMetaObject::invokeMethod(parent, "setProcessingQueuedTransactions", Qt::QueuedConnection, Q_ARG(bool, true));
assert(invoked);
}
for (unsigned int i = 0; i < vQueueNotifications.size(); ++i)
{
if (vQueueNotifications.size() - i <= 10) {
bool invoked = QMetaObject::invokeMethod(parent, "setProcessingQueuedTransactions", Qt::QueuedConnection, Q_ARG(bool, false));
assert(invoked);
}
vQueueNotifications[i].invoke(parent);
}
} else {
// it's much faster to just refresh the whole thing instead
bool invoked = QMetaObject::invokeMethod(parent, "refreshWallet", Qt::QueuedConnection);
assert(invoked);
}
vQueueNotifications.clear();
}
}
void TransactionTableModel::subscribeToCoreSignals()
{
// Connect signals to wallet
m_handler_transaction_changed = walletModel->wallet().handleTransactionChanged(std::bind(&TransactionTablePriv::NotifyTransactionChanged, priv, std::placeholders::_1, std::placeholders::_2));
m_handler_address_book_changed = walletModel->wallet().handleAddressBookChanged(std::bind(&TransactionTablePriv::NotifyAddressBookChanged, priv, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4, std::placeholders::_5));
m_handler_show_progress = walletModel->wallet().handleShowProgress(std::bind(&TransactionTablePriv::ShowProgress, priv, std::placeholders::_1, std::placeholders::_2));
}
void TransactionTableModel::unsubscribeFromCoreSignals()
{
// Disconnect signals from wallet
m_handler_transaction_changed->disconnect();
m_handler_address_book_changed->disconnect();
m_handler_show_progress->disconnect();
}
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