1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
|
// Copyright (c) 2011-2014 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 "transactiontablemodel.h"
#include "addresstablemodel.h"
#include "guiconstants.h"
#include "guiutil.h"
#include "optionsmodel.h"
#include "scicon.h"
#include "transactiondesc.h"
#include "transactionrecord.h"
#include "walletmodel.h"
#include "main.h"
#include "sync.h"
#include "uint256.h"
#include "util.h"
#include "wallet.h"
#include <QColor>
#include <QDateTime>
#include <QDebug>
#include <QIcon>
#include <QList>
// 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;
}
};
// Private implementation
class TransactionTablePriv
{
public:
TransactionTablePriv(CWallet *wallet, TransactionTableModel *parent) :
wallet(wallet),
parent(parent)
{
}
CWallet *wallet;
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;
/* Query entire wallet anew from core.
*/
void refreshWallet()
{
qDebug() << "TransactionTablePriv::refreshWallet";
cachedWallet.clear();
{
LOCK2(cs_main, wallet->cs_wallet);
for(std::map<uint256, CWalletTx>::iterator it = wallet->mapWallet.begin(); it != wallet->mapWallet.end(); ++it)
{
if(TransactionRecord::showTransaction(it->second))
cachedWallet.append(TransactionRecord::decomposeTransaction(wallet, it->second));
}
}
}
/* 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(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 = 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 = (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)
{
LOCK2(cs_main, wallet->cs_wallet);
// Find transaction in wallet
std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(hash);
if(mi == wallet->mapWallet.end())
{
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, 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();
}
}
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.
break;
}
}
int size()
{
return cachedWallet.size();
}
TransactionRecord *index(int idx)
{
if(idx >= 0 && idx < cachedWallet.size())
{
TransactionRecord *rec = &cachedWallet[idx];
// Get required locks upfront. This avoids the GUI from getting
// stuck if the core is holding the locks for a longer time - for
// example, during a wallet rescan.
//
// 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.
TRY_LOCK(cs_main, lockMain);
if(lockMain)
{
TRY_LOCK(wallet->cs_wallet, lockWallet);
if(lockWallet && rec->statusUpdateNeeded())
{
std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(rec->hash);
if(mi != wallet->mapWallet.end())
{
rec->updateStatus(mi->second);
}
}
}
return rec;
}
return 0;
}
QString describe(TransactionRecord *rec, int unit)
{
{
LOCK2(cs_main, wallet->cs_wallet);
std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(rec->hash);
if(mi != wallet->mapWallet.end())
{
return TransactionDesc::toHTML(wallet, mi->second, rec, unit);
}
}
return QString();
}
};
TransactionTableModel::TransactionTableModel(CWallet* wallet, WalletModel *parent):
QAbstractTableModel(parent),
wallet(wallet),
walletModel(parent),
priv(new TransactionTablePriv(wallet, this)),
fProcessingQueuedTransactions(false)
{
columns << QString() << QString() << tr("Date") << tr("Type") << tr("Label") << BitcoinUnits::getAmountColumnTitle(walletModel->getOptionsModel()->getDisplayUnit());
priv->refreshWallet();
connect(walletModel->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
subscribeToCoreSignals();
}
TransactionTableModel::~TransactionTableModel()
{
unsubscribeFromCoreSignals();
delete priv;
}
/** 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());
emit headerDataChanged(Qt::Horizontal,Amount,Amount);
}
void TransactionTableModel::updateTransaction(const QString &hash, int status, bool showTransaction)
{
uint256 updated;
updated.SetHex(hash.toStdString());
priv->updateWallet(updated, status, showTransaction);
}
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.
emit dataChanged(index(0, Status), index(priv->size()-1, Status));
emit dataChanged(index(0, ToAddress), index(priv->size()-1, ToAddress));
}
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();
}
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::Offline:
status = tr("Offline");
break;
case TransactionStatus::Unconfirmed:
status = tr("Unconfirmed");
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::MaturesWarning:
status = tr("This block was not received by any other nodes and will probably not be accepted!");
break;
case TransactionStatus::NotAccepted:
status = tr("Generated but not accepted");
break;
}
return status;
}
QString TransactionTableModel::formatTxDate(const TransactionRecord *wtx) const
{
if(wtx->time)
{
return GUIUtil::dateTimeStr(wtx->time);
}
return QString();
}
/* Look up address in address book, if found return label (address)
otherwise just return (address)
*/
QString TransactionTableModel::lookupAddress(const std::string &address, bool tooltip) const
{
QString label = walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(address));
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::SendToAddress:
case TransactionRecord::SendToOther:
return tr("Sent to");
case TransactionRecord::SendToSelf:
return tr("Payment to yourself");
case TransactionRecord::Generated:
return tr("Mined");
default:
return QString();
}
}
QVariant TransactionTableModel::txAddressDecoration(const TransactionRecord *wtx) const
{
switch(wtx->type)
{
case TransactionRecord::Generated:
return QIcon(":/icons/tx_mined");
case TransactionRecord::RecvWithAddress:
case TransactionRecord::RecvFromOther:
return QIcon(":/icons/tx_input");
case TransactionRecord::SendToAddress:
case TransactionRecord::SendToOther:
return QIcon(":/icons/tx_output");
default:
return QIcon(":/icons/tx_inout");
}
}
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->address) + watchAddress;
case TransactionRecord::RecvWithAddress:
case TransactionRecord::SendToAddress:
case TransactionRecord::Generated:
return lookupAddress(wtx->address, tooltip) + watchAddress;
case TransactionRecord::SendToOther:
return QString::fromStdString(wtx->address) + watchAddress;
case TransactionRecord::SendToSelf:
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:
{
QString label = walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(wtx->address));
if(label.isEmpty())
return COLOR_BAREADDRESS;
} break;
case TransactionRecord::SendToSelf:
return COLOR_BAREADDRESS;
default:
break;
}
return QVariant();
}
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::txStatusDecoration(const TransactionRecord *wtx) const
{
switch(wtx->status.status)
{
case TransactionStatus::OpenUntilBlock:
case TransactionStatus::OpenUntilDate:
return COLOR_TX_STATUS_OPENUNTILDATE;
case TransactionStatus::Offline:
return COLOR_TX_STATUS_OFFLINE;
case TransactionStatus::Unconfirmed:
return QIcon(":/icons/transaction_0");
case TransactionStatus::Confirming:
switch(wtx->status.depth)
{
case 1: return QIcon(":/icons/transaction_1");
case 2: return QIcon(":/icons/transaction_2");
case 3: return QIcon(":/icons/transaction_3");
case 4: return QIcon(":/icons/transaction_4");
default: return QIcon(":/icons/transaction_5");
};
case TransactionStatus::Confirmed:
return QIcon(":/icons/transaction_confirmed");
case TransactionStatus::Conflicted:
return QIcon(":/icons/transaction_conflicted");
case TransactionStatus::Immature: {
int total = wtx->status.depth + wtx->status.matures_in;
int part = (wtx->status.depth * 4 / total) + 1;
return QIcon(QString(":/icons/transaction_%1").arg(part));
}
case TransactionStatus::MaturesWarning:
case TransactionStatus::NotAccepted:
return QIcon(":/icons/transaction_0");
default:
return COLOR_BLACK;
}
}
QVariant TransactionTableModel::txWatchonlyDecoration(const TransactionRecord *wtx) const
{
if (wtx->involvesWatchAddress)
return QIcon(":/icons/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());
switch(role)
{
case RawDecorationRole:
switch(index.column())
{
case Status:
return txStatusDecoration(rec);
case Watchonly:
return txWatchonlyDecoration(rec);
case ToAddress:
return txAddressDecoration(rec);
}
break;
case Qt::DecorationRole:
{
QIcon icon = qvariant_cast<QIcon>(index.data(RawDecorationRole));
return TextColorIcon(icon);
}
case Qt::DisplayRole:
switch(index.column())
{
case Date:
return formatTxDate(rec);
case Type:
return formatTxType(rec);
case ToAddress:
return formatTxToAddress(rec, false);
case Amount:
return formatTxAmount(rec, true, BitcoinUnits::separatorAlways);
}
break;
case Qt::EditRole:
// Edit role is used for sorting, so return the unformatted values
switch(index.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);
}
break;
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 COLOR_UNCONFIRMED;
}
if(index.column() == Amount && (rec->credit+rec->debit) < 0)
{
return COLOR_NEGATIVE;
}
if(index.column() == ToAddress)
{
return addressColor(rec);
}
break;
case TypeRole:
return rec->type;
case DateRole:
return QDateTime::fromTime_t(static_cast<uint>(rec->time));
case WatchonlyRole:
return rec->involvesWatchAddress;
case WatchonlyDecorationRole:
return txWatchonlyDecoration(rec);
case LongDescriptionRole:
return priv->describe(rec, walletModel->getOptionsModel()->getDisplayUnit());
case AddressRole:
return QString::fromStdString(rec->address);
case LabelRole:
return walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(rec->address));
case AmountRole:
return qint64(rec->credit + rec->debit);
case TxIDRole:
return rec->getTxID();
case TxHashRole:
return QString::fromStdString(rec->hash.ToString());
case ConfirmedRole:
return rec->status.countsForBalance;
case FormattedAmountRole:
// Used for copy/export, so don't include separators
return formatTxAmount(rec, false, BitcoinUnits::separatorNever);
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(row);
if(data)
{
return createIndex(row, column, priv->index(row));
}
return QModelIndex();
}
void TransactionTableModel::updateDisplayUnit()
{
// emit dataChanged to update Amount column with the current unit
updateAmountColumnTitle();
emit dataChanged(index(0, Amount), index(priv->size()-1, Amount));
}
// 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);
QMetaObject::invokeMethod(ttm, "updateTransaction", Qt::QueuedConnection,
Q_ARG(QString, strHash),
Q_ARG(int, status),
Q_ARG(bool, showTransaction));
}
private:
uint256 hash;
ChangeType status;
bool showTransaction;
};
static bool fQueueNotifications = false;
static std::vector< TransactionNotification > vQueueNotifications;
static void NotifyTransactionChanged(TransactionTableModel *ttm, CWallet *wallet, const uint256 &hash, ChangeType status)
{
// Find transaction in wallet
std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(hash);
// Determine whether to show transaction or not (determine this here so that no relocking is needed in GUI thread)
bool inWallet = mi != wallet->mapWallet.end();
bool showTransaction = (inWallet && TransactionRecord::showTransaction(mi->second));
TransactionNotification notification(hash, status, showTransaction);
if (fQueueNotifications)
{
vQueueNotifications.push_back(notification);
return;
}
notification.invoke(ttm);
}
static void ShowProgress(TransactionTableModel *ttm, const std::string &title, int nProgress)
{
if (nProgress == 0)
fQueueNotifications = true;
if (nProgress == 100)
{
fQueueNotifications = false;
if (vQueueNotifications.size() > 10) // prevent balloon spam, show maximum 10 balloons
QMetaObject::invokeMethod(ttm, "setProcessingQueuedTransactions", Qt::QueuedConnection, Q_ARG(bool, true));
for (unsigned int i = 0; i < vQueueNotifications.size(); ++i)
{
if (vQueueNotifications.size() - i <= 10)
QMetaObject::invokeMethod(ttm, "setProcessingQueuedTransactions", Qt::QueuedConnection, Q_ARG(bool, false));
vQueueNotifications[i].invoke(ttm);
}
std::vector<TransactionNotification >().swap(vQueueNotifications); // clear
}
}
void TransactionTableModel::subscribeToCoreSignals()
{
// Connect signals to wallet
wallet->NotifyTransactionChanged.connect(boost::bind(NotifyTransactionChanged, this, _1, _2, _3));
wallet->ShowProgress.connect(boost::bind(ShowProgress, this, _1, _2));
}
void TransactionTableModel::unsubscribeFromCoreSignals()
{
// Disconnect signals from wallet
wallet->NotifyTransactionChanged.disconnect(boost::bind(NotifyTransactionChanged, this, _1, _2, _3));
wallet->ShowProgress.disconnect(boost::bind(ShowProgress, this, _1, _2));
}
|