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-rw-r--r--src/qt/transactiontablemodel.cpp512
1 files changed, 512 insertions, 0 deletions
diff --git a/src/qt/transactiontablemodel.cpp b/src/qt/transactiontablemodel.cpp
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+#include "transactiontablemodel.h"
+#include "guiutil.h"
+#include "transactionrecord.h"
+#include "guiconstants.h"
+#include "main.h"
+#include "transactiondesc.h"
+
+#include <QLocale>
+#include <QDebug>
+#include <QList>
+#include <QColor>
+#include <QTimer>
+#include <QtAlgorithms>
+
+const QString TransactionTableModel::Sent = "s";
+const QString TransactionTableModel::Received = "r";
+const QString TransactionTableModel::Other = "o";
+
+/* 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;
+ }
+};
+
+/* Private implementation */
+struct TransactionTablePriv
+{
+ 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;
+
+ void refreshWallet()
+ {
+ qDebug() << "refreshWallet";
+
+ /* Query entire wallet from core.
+ */
+ cachedWallet.clear();
+ CRITICAL_BLOCK(cs_mapWallet)
+ {
+ for(std::map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
+ {
+ cachedWallet.append(TransactionRecord::decomposeTransaction(it->second));
+ }
+ }
+ }
+
+ /* Update our model of the wallet incrementally.
+ Call with list of hashes of transactions that were added, removed or changed.
+ */
+ void updateWallet(const QList<uint256> &updated)
+ {
+ /* Walk through updated transactions, update model as needed.
+ */
+ qDebug() << "updateWallet";
+
+ /* Sort update list, and iterate through it in reverse, so that model updates
+ can be emitted from end to beginning (so that earlier updates will not influence
+ the indices of latter ones).
+ */
+ QList<uint256> updated_sorted = updated;
+ qSort(updated_sorted);
+
+ CRITICAL_BLOCK(cs_mapWallet)
+ {
+ for(int update_idx = updated_sorted.size()-1; update_idx >= 0; --update_idx)
+ {
+ const uint256 &hash = updated_sorted.at(update_idx);
+ /* Find transaction in wallet */
+ std::map<uint256, CWalletTx>::iterator mi = mapWallet.find(hash);
+ bool inWallet = mi != mapWallet.end();
+ /* Find bounds of this transaction in model */
+ QList<TransactionRecord>::iterator lower = qLowerBound(
+ cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
+ QList<TransactionRecord>::iterator upper = qUpperBound(
+ cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
+ int lowerIndex = (lower - cachedWallet.begin());
+ int upperIndex = (upper - cachedWallet.begin());
+
+ bool inModel = false;
+ if(lower != upper)
+ {
+ inModel = true;
+ }
+
+ qDebug() << " " << QString::fromStdString(hash.ToString()) << inWallet << " " << inModel
+ << lowerIndex << "-" << upperIndex;
+
+ if(inWallet && !inModel)
+ {
+ /* Added */
+ QList<TransactionRecord> toInsert =
+ TransactionRecord::decomposeTransaction(mi->second);
+ if(!toInsert.isEmpty()) /* only if something to insert */
+ {
+ parent->beginInsertRows(QModelIndex(), lowerIndex, lowerIndex+toInsert.size()-1);
+ int insert_idx = lowerIndex;
+ foreach(const TransactionRecord &rec, toInsert)
+ {
+ cachedWallet.insert(insert_idx, rec);
+ insert_idx += 1;
+ }
+ parent->endInsertRows();
+ }
+ }
+ else if(!inWallet && inModel)
+ {
+ /* Removed */
+ parent->beginRemoveRows(QModelIndex(), lowerIndex, upperIndex-1);
+ cachedWallet.erase(lower, upper);
+ parent->endRemoveRows();
+ }
+ else if(inWallet && inModel)
+ {
+ /* Updated -- nothing to do, status update will take care of this */
+ }
+ }
+ }
+ }
+
+ int size()
+ {
+ return cachedWallet.size();
+ }
+
+ TransactionRecord *index(int idx)
+ {
+ if(idx >= 0 && idx < cachedWallet.size())
+ {
+ TransactionRecord *rec = &cachedWallet[idx];
+
+ /* If a status update is needed (blocks came in since last check),
+ update the status of this transaction from the wallet. Otherwise,
+ simply re-use the cached status.
+ */
+ if(rec->statusUpdateNeeded())
+ {
+ CRITICAL_BLOCK(cs_mapWallet)
+ {
+ std::map<uint256, CWalletTx>::iterator mi = mapWallet.find(rec->hash);
+
+ if(mi != mapWallet.end())
+ {
+ rec->updateStatus(mi->second);
+ }
+ }
+ }
+ return rec;
+ }
+ else
+ {
+ return 0;
+ }
+ }
+
+ QString describe(TransactionRecord *rec)
+ {
+ CRITICAL_BLOCK(cs_mapWallet)
+ {
+ std::map<uint256, CWalletTx>::iterator mi = mapWallet.find(rec->hash);
+ if(mi != mapWallet.end())
+ {
+ return QString::fromStdString(TransactionDesc::toHTML(mi->second));
+ }
+ }
+ return QString("");
+ }
+
+};
+
+/* Credit and Debit columns are right-aligned as they contain numbers */
+static int column_alignments[] = {
+ Qt::AlignLeft|Qt::AlignVCenter,
+ Qt::AlignLeft|Qt::AlignVCenter,
+ Qt::AlignLeft|Qt::AlignVCenter,
+ Qt::AlignRight|Qt::AlignVCenter,
+ Qt::AlignRight|Qt::AlignVCenter,
+ Qt::AlignLeft|Qt::AlignVCenter
+ };
+
+TransactionTableModel::TransactionTableModel(QObject *parent):
+ QAbstractTableModel(parent),
+ priv(new TransactionTablePriv(this))
+{
+ columns << tr("Status") << tr("Date") << tr("Description") << tr("Debit") << tr("Credit");
+
+ priv->refreshWallet();
+
+ QTimer *timer = new QTimer(this);
+ connect(timer, SIGNAL(timeout()), this, SLOT(update()));
+ timer->start(MODEL_UPDATE_DELAY);
+}
+
+TransactionTableModel::~TransactionTableModel()
+{
+ delete priv;
+}
+
+void TransactionTableModel::update()
+{
+ QList<uint256> updated;
+
+ /* Check if there are changes to wallet map */
+ TRY_CRITICAL_BLOCK(cs_mapWallet)
+ {
+ if(!vWalletUpdated.empty())
+ {
+ BOOST_FOREACH(uint256 hash, vWalletUpdated)
+ {
+ updated.append(hash);
+ }
+ vWalletUpdated.clear();
+ }
+ }
+
+ if(!updated.empty())
+ {
+ priv->updateWallet(updated);
+
+ /* Status (number of confirmations) and (possibly) description
+ columns changed for all rows.
+ */
+ emit dataChanged(index(0, Status), index(priv->size()-1, Status));
+ emit dataChanged(index(0, Description), index(priv->size()-1, Description));
+ }
+}
+
+int TransactionTableModel::rowCount(const QModelIndex &parent) const
+{
+ Q_UNUSED(parent);
+ return priv->size();
+}
+
+int TransactionTableModel::columnCount(const QModelIndex &parent) const
+{
+ Q_UNUSED(parent);
+ return columns.length();
+}
+
+QVariant TransactionTableModel::formatTxStatus(const TransactionRecord *wtx) const
+{
+ QString status;
+
+ switch(wtx->status.status)
+ {
+ case TransactionStatus::OpenUntilBlock:
+ status = tr("Open for %n block(s)","",wtx->status.open_for);
+ break;
+ case TransactionStatus::OpenUntilDate:
+ status = tr("Open until ") + GUIUtil::DateTimeStr(wtx->status.open_for);
+ break;
+ case TransactionStatus::Offline:
+ status = tr("%1/offline").arg(wtx->status.depth);
+ break;
+ case TransactionStatus::Unconfirmed:
+ status = tr("%1/unconfirmed").arg(wtx->status.depth);
+ break;
+ case TransactionStatus::HaveConfirmations:
+ status = tr("%1 confirmations").arg(wtx->status.depth);
+ break;
+ }
+
+ return QVariant(status);
+}
+
+QVariant TransactionTableModel::formatTxDate(const TransactionRecord *wtx) const
+{
+ if(wtx->time)
+ {
+ return QVariant(GUIUtil::DateTimeStr(wtx->time));
+ }
+ else
+ {
+ return QVariant();
+ }
+}
+
+/* Look up address in address book, if found return
+ address[0:12]... (label)
+ otherwise just return address
+ */
+std::string lookupAddress(const std::string &address)
+{
+ std::string description;
+ CRITICAL_BLOCK(cs_mapAddressBook)
+ {
+ std::map<std::string, std::string>::iterator mi = mapAddressBook.find(address);
+ if (mi != mapAddressBook.end() && !(*mi).second.empty())
+ {
+ std::string label = (*mi).second;
+ description += address.substr(0,12) + "... ";
+ description += "(" + label + ")";
+ }
+ else
+ {
+ description += address;
+ }
+ }
+ return description;
+}
+
+QVariant TransactionTableModel::formatTxDescription(const TransactionRecord *wtx) const
+{
+ QString description;
+
+ switch(wtx->type)
+ {
+ case TransactionRecord::RecvWithAddress:
+ description = tr("Received with: ") + QString::fromStdString(lookupAddress(wtx->address));
+ break;
+ case TransactionRecord::RecvFromIP:
+ description = tr("Received from IP: ") + QString::fromStdString(wtx->address);
+ break;
+ case TransactionRecord::SendToAddress:
+ description = tr("Sent to: ") + QString::fromStdString(lookupAddress(wtx->address));
+ break;
+ case TransactionRecord::SendToIP:
+ description = tr("Sent to IP: ") + QString::fromStdString(wtx->address);
+ break;
+ case TransactionRecord::SendToSelf:
+ description = tr("Payment to yourself");
+ break;
+ case TransactionRecord::Generated:
+ switch(wtx->status.maturity)
+ {
+ case TransactionStatus::Immature:
+ description = tr("Generated (matures in %n more blocks)", "",
+ wtx->status.matures_in);
+ break;
+ case TransactionStatus::Mature:
+ description = tr("Generated");
+ break;
+ case TransactionStatus::MaturesWarning:
+ description = tr("Generated - Warning: This block was not received by any other nodes and will probably not be accepted!");
+ break;
+ case TransactionStatus::NotAccepted:
+ description = tr("Generated (not accepted)");
+ break;
+ }
+ break;
+ }
+ return QVariant(description);
+}
+
+QVariant TransactionTableModel::formatTxDebit(const TransactionRecord *wtx) const
+{
+ if(wtx->debit)
+ {
+ QString str = QString::fromStdString(FormatMoney(wtx->debit));
+ if(!wtx->status.confirmed || wtx->status.maturity != TransactionStatus::Mature)
+ {
+ str = QString("[") + str + QString("]");
+ }
+ return QVariant(str);
+ }
+ else
+ {
+ return QVariant();
+ }
+}
+
+QVariant TransactionTableModel::formatTxCredit(const TransactionRecord *wtx) const
+{
+ if(wtx->credit)
+ {
+ QString str = QString::fromStdString(FormatMoney(wtx->credit));
+ if(!wtx->status.confirmed || wtx->status.maturity != TransactionStatus::Mature)
+ {
+ str = QString("[") + str + QString("]");
+ }
+ return QVariant(str);
+ }
+ else
+ {
+ return QVariant();
+ }
+}
+
+QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
+{
+ if(!index.isValid())
+ return QVariant();
+ TransactionRecord *rec = static_cast<TransactionRecord*>(index.internalPointer());
+
+ if(role == Qt::DisplayRole)
+ {
+ /* Delegate to specific column handlers */
+ switch(index.column())
+ {
+ case Status:
+ return formatTxStatus(rec);
+ case Date:
+ return formatTxDate(rec);
+ case Description:
+ return formatTxDescription(rec);
+ case Debit:
+ return formatTxDebit(rec);
+ case Credit:
+ return formatTxCredit(rec);
+ }
+ }
+ else if(role == Qt::EditRole)
+ {
+ /* Edit role is used for sorting so return the real values */
+ switch(index.column())
+ {
+ case Status:
+ return QString::fromStdString(rec->status.sortKey);
+ case Date:
+ return rec->time;
+ case Description:
+ return formatTxDescription(rec);
+ case Debit:
+ return rec->debit;
+ case Credit:
+ return rec->credit;
+ }
+ }
+ else if (role == Qt::TextAlignmentRole)
+ {
+ return column_alignments[index.column()];
+ }
+ else if (role == Qt::ForegroundRole)
+ {
+ /* Non-confirmed transactions are grey */
+ if(rec->status.confirmed)
+ {
+ return QColor(0, 0, 0);
+ }
+ else
+ {
+ return QColor(128, 128, 128);
+ }
+ }
+ else if (role == TypeRole)
+ {
+ /* Role for filtering tabs by type */
+ switch(rec->type)
+ {
+ case TransactionRecord::RecvWithAddress:
+ case TransactionRecord::RecvFromIP:
+ return TransactionTableModel::Received;
+ case TransactionRecord::SendToAddress:
+ case TransactionRecord::SendToIP:
+ case TransactionRecord::SendToSelf:
+ return TransactionTableModel::Sent;
+ default:
+ return TransactionTableModel::Other;
+ }
+ }
+ else if (role == LongDescriptionRole)
+ {
+ return priv->describe(rec);
+ }
+ 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];
+ }
+ }
+ 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();
+ }
+}
+